486540440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{1231}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 1126984320

約数和(自身を除く): 640443880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 241, 328, 410, 482, 820, 964, 1205, 1231, 1640, 1928, 2410, 2462, 4820, 4924, 6155, 9640, 9848, 9881, 12310, 19762, 24620, 39524, 49240, 49405, 50471, 79048, 98810, 100942, 197620, 201884, 252355, 296671, 395240, 403768, 504710, 593342, 1009420, 1186684, 1483355, 2018840, 2373368, 2966710, 5933420, 11866840, 12163511, 24327022, 48654044, 60817555, 97308088, 121635110, 243270220, 486540440]

約数ペア:

[(1, 486540440), (2, 243270220), (4, 121635110), (5, 97308088), (8, 60817555), (10, 48654044), (20, 24327022), (40, 12163511), (41, 11866840), (82, 5933420), (164, 2966710), (205, 2373368), (241, 2018840), (328, 1483355), (410, 1186684), (482, 1009420), (820, 593342), (964, 504710), (1205, 403768), (1231, 395240), (1640, 296671), (1928, 252355), (2410, 201884), (2462, 197620), (4820, 100942), (4924, 98810), (6155, 79048), (9640, 50471), (9848, 49405), (9881, 49240), (12310, 39524), (19762, 24620)]