20610480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 71923968

約数和(自身を除く): 51313488

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, 211, 220, 222, 240, 264, 296, 330, 370, 407, 422, 440, 444, 528, 555, 592, 633, 660, 740, 814, 844, 880, 888, 1055, 1110, 1221, 1266, 1320, 1480, 1628, 1688, 1776, 2035, 2110, 2220, 2321, 2442, 2532, 2640, 2960, 3165, 3256, 3376, 4070, 4220, 4440, 4642, 4884, 5064, 6105, 6330, 6512, 6963, 7807, 8140, 8440, 8880, 9284, 9768, 10128, 11605, 12210, 12660, 13926, 15614, 16280, 16880, 18568, 19536, 23210, 23421, 24420, 25320, 27852, 31228, 32560, 34815, 37136, 39035, 46420, 46842, 48840, 50640, 55704, 62456, 69630, 78070, 85877, 92840, 93684, 97680, 111408, 117105, 124912, 139260, 156140, 171754, 185680, 187368, 234210, 257631, 278520, 312280, 343508, 374736, 429385, 468420, 515262, 557040, 624560, 687016, 858770, 936840, 1030524, 1288155, 1374032, 1717540, 1873680, 2061048, 2576310, 3435080, 4122096, 5152620, 6870160, 10305240, 20610480]

約数ペア:

[(1, 20610480), (2, 10305240), (3, 6870160), (4, 5152620), (5, 4122096), (6, 3435080), (8, 2576310), (10, 2061048), (11, 1873680), (12, 1717540), (15, 1374032), (16, 1288155), (20, 1030524), (22, 936840), (24, 858770), (30, 687016), (33, 624560), (37, 557040), (40, 515262), (44, 468420), (48, 429385), (55, 374736), (60, 343508), (66, 312280), (74, 278520), (80, 257631), (88, 234210), (110, 187368), (111, 185680), (120, 171754), (132, 156140), (148, 139260), (165, 124912), (176, 117105), (185, 111408), (211, 97680), (220, 93684), (222, 92840), (240, 85877), (264, 78070), (296, 69630), (330, 62456), (370, 55704), (407, 50640), (422, 48840), (440, 46842), (444, 46420), (528, 39035), (555, 37136), (592, 34815), (633, 32560), (660, 31228), (740, 27852), (814, 25320), (844, 24420), (880, 23421), (888, 23210), (1055, 19536), (1110, 18568), (1221, 16880), (1266, 16280), (1320, 15614), (1480, 13926), (1628, 12660), (1688, 12210), (1776, 11605), (2035, 10128), (2110, 9768), (2220, 9284), (2321, 8880), (2442, 8440), (2532, 8140), (2640, 7807), (2960, 6963), (3165, 6512), (3256, 6330), (3376, 6105), (4070, 5064), (4220, 4884), (4440, 4642)]