2020120080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20681}}^1$

素因数の和:20745

約数の個数: 160

約数和(自身を含む): 7016658048

約数和(自身を除く): 4996537968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 110, 111, 120, 132, 148, 165, 176, 185, 220, 222, 240, 264, 296, 330, 370, 407, 440, 444, 528, 555, 592, 660, 740, 814, 880, 888, 1110, 1221, 1320, 1480, 1628, 1776, 2035, 2220, 2442, 2640, 2960, 3256, 4070, 4440, 4884, 6105, 6512, 8140, 8880, 9768, 12210, 16280, 19536, 20681, 24420, 32560, 41362, 48840, 62043, 82724, 97680, 103405, 124086, 165448, 206810, 227491, 248172, 310215, 330896, 413620, 454982, 496344, 620430, 682473, 765197, 827240, 909964, 992688, 1137455, 1240860, 1364946, 1530394, 1654480, 1819928, 2274910, 2295591, 2481720, 2729892, 3060788, 3412365, 3639856, 3825985, 4549820, 4591182, 4963440, 5459784, 6121576, 6824730, 7651970, 8417167, 9099640, 9182364, 10919568, 11477955, 12243152, 13649460, 15303940, 16834334, 18199280, 18364728, 22955910, 25251501, 27298920, 30607880, 33668668, 36729456, 42085835, 45911820, 50503002, 54597840, 61215760, 67337336, 84171670, 91823640, 101006004, 126257505, 134674672, 168343340, 183647280, 202012008, 252515010, 336686680, 404024016, 505030020, 673373360, 1010060040, 2020120080]

約数ペア:

[(1, 2020120080), (2, 1010060040), (3, 673373360), (4, 505030020), (5, 404024016), (6, 336686680), (8, 252515010), (10, 202012008), (11, 183647280), (12, 168343340), (15, 134674672), (16, 126257505), (20, 101006004), (22, 91823640), (24, 84171670), (30, 67337336), (33, 61215760), (37, 54597840), (40, 50503002), (44, 45911820), (48, 42085835), (55, 36729456), (60, 33668668), (66, 30607880), (74, 27298920), (80, 25251501), (88, 22955910), (110, 18364728), (111, 18199280), (120, 16834334), (132, 15303940), (148, 13649460), (165, 12243152), (176, 11477955), (185, 10919568), (220, 9182364), (222, 9099640), (240, 8417167), (264, 7651970), (296, 6824730), (330, 6121576), (370, 5459784), (407, 4963440), (440, 4591182), (444, 4549820), (528, 3825985), (555, 3639856), (592, 3412365), (660, 3060788), (740, 2729892), (814, 2481720), (880, 2295591), (888, 2274910), (1110, 1819928), (1221, 1654480), (1320, 1530394), (1480, 1364946), (1628, 1240860), (1776, 1137455), (2035, 992688), (2220, 909964), (2442, 827240), (2640, 765197), (2960, 682473), (3256, 620430), (4070, 496344), (4440, 454982), (4884, 413620), (6105, 330896), (6512, 310215), (8140, 248172), (8880, 227491), (9768, 206810), (12210, 165448), (16280, 124086), (19536, 103405), (20681, 97680), (24420, 82724), (32560, 62043), (41362, 48840)]