2456040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 7479360

約数和(自身を除く): 5023320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 211, 291, 388, 422, 485, 582, 633, 776, 844, 970, 1055, 1164, 1266, 1455, 1688, 1940, 2110, 2328, 2532, 2910, 3165, 3880, 4220, 5064, 5820, 6330, 8440, 11640, 12660, 20467, 25320, 40934, 61401, 81868, 102335, 122802, 163736, 204670, 245604, 307005, 409340, 491208, 614010, 818680, 1228020, 2456040]

約数ペア:

[(1, 2456040), (2, 1228020), (3, 818680), (4, 614010), (5, 491208), (6, 409340), (8, 307005), (10, 245604), (12, 204670), (15, 163736), (20, 122802), (24, 102335), (30, 81868), (40, 61401), (60, 40934), (97, 25320), (120, 20467), (194, 12660), (211, 11640), (291, 8440), (388, 6330), (422, 5820), (485, 5064), (582, 4220), (633, 3880), (776, 3165), (844, 2910), (970, 2532), (1055, 2328), (1164, 2110), (1266, 1940), (1455, 1688)]