4093400

素因数分解:

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

素因数の和:324

約数の個数: 48

約数和(自身を含む): 9660840

約数和(自身を除く): 5567440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 211, 388, 422, 485, 776, 844, 970, 1055, 1688, 1940, 2110, 2425, 3880, 4220, 4850, 5275, 8440, 9700, 10550, 19400, 20467, 21100, 40934, 42200, 81868, 102335, 163736, 204670, 409340, 511675, 818680, 1023350, 2046700, 4093400]

約数ペア:

[(1, 4093400), (2, 2046700), (4, 1023350), (5, 818680), (8, 511675), (10, 409340), (20, 204670), (25, 163736), (40, 102335), (50, 81868), (97, 42200), (100, 40934), (194, 21100), (200, 20467), (211, 19400), (388, 10550), (422, 9700), (485, 8440), (776, 5275), (844, 4850), (970, 4220), (1055, 3880), (1688, 2425), (1940, 2110)]