4919840

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 11779992

約数和(自身を除く): 6860152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 317, 388, 485, 634, 776, 970, 1268, 1552, 1585, 1940, 2536, 3104, 3170, 3880, 5072, 6340, 7760, 10144, 12680, 15520, 25360, 30749, 50720, 61498, 122996, 153745, 245992, 307490, 491984, 614980, 983968, 1229960, 2459920, 4919840]

約数ペア:

[(1, 4919840), (2, 2459920), (4, 1229960), (5, 983968), (8, 614980), (10, 491984), (16, 307490), (20, 245992), (32, 153745), (40, 122996), (80, 61498), (97, 50720), (160, 30749), (194, 25360), (317, 15520), (388, 12680), (485, 10144), (634, 7760), (776, 6340), (970, 5072), (1268, 3880), (1552, 3170), (1585, 3104), (1940, 2536)]