4990920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 17280000

約数和(自身を除く): 12289080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 199, 209, 220, 228, 264, 285, 330, 380, 398, 418, 440, 456, 570, 597, 627, 660, 760, 796, 836, 995, 1045, 1140, 1194, 1254, 1320, 1592, 1672, 1990, 2090, 2189, 2280, 2388, 2508, 2985, 3135, 3781, 3980, 4180, 4378, 4776, 5016, 5970, 6270, 6567, 7562, 7960, 8360, 8756, 10945, 11343, 11940, 12540, 13134, 15124, 17512, 18905, 21890, 22686, 23880, 25080, 26268, 30248, 32835, 37810, 41591, 43780, 45372, 52536, 56715, 65670, 75620, 83182, 87560, 90744, 113430, 124773, 131340, 151240, 166364, 207955, 226860, 249546, 262680, 332728, 415910, 453720, 499092, 623865, 831820, 998184, 1247730, 1663640, 2495460, 4990920]

約数ペア:

[(1, 4990920), (2, 2495460), (3, 1663640), (4, 1247730), (5, 998184), (6, 831820), (8, 623865), (10, 499092), (11, 453720), (12, 415910), (15, 332728), (19, 262680), (20, 249546), (22, 226860), (24, 207955), (30, 166364), (33, 151240), (38, 131340), (40, 124773), (44, 113430), (55, 90744), (57, 87560), (60, 83182), (66, 75620), (76, 65670), (88, 56715), (95, 52536), (110, 45372), (114, 43780), (120, 41591), (132, 37810), (152, 32835), (165, 30248), (190, 26268), (199, 25080), (209, 23880), (220, 22686), (228, 21890), (264, 18905), (285, 17512), (330, 15124), (380, 13134), (398, 12540), (418, 11940), (440, 11343), (456, 10945), (570, 8756), (597, 8360), (627, 7960), (660, 7562), (760, 6567), (796, 6270), (836, 5970), (995, 5016), (1045, 4776), (1140, 4378), (1194, 4180), (1254, 3980), (1320, 3781), (1592, 3135), (1672, 2985), (1990, 2508), (2090, 2388), (2189, 2280)]