2486703640

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1\times {\mathrm{1567}}^1$

素因数の和:2084

約数の個数: 64

約数和(自身を含む): 5670201600

約数和(自身を除く): 3183497960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 409, 485, 776, 818, 970, 1567, 1636, 1940, 2045, 3134, 3272, 3880, 4090, 6268, 7835, 8180, 12536, 15670, 16360, 31340, 39673, 62680, 79346, 151999, 158692, 198365, 303998, 317384, 396730, 607996, 640903, 759995, 793460, 1215992, 1281806, 1519990, 1586920, 2563612, 3039980, 3204515, 5127224, 6079960, 6409030, 12818060, 25636120, 62167591, 124335182, 248670364, 310837955, 497340728, 621675910, 1243351820, 2486703640]

約数ペア:

[(1, 2486703640), (2, 1243351820), (4, 621675910), (5, 497340728), (8, 310837955), (10, 248670364), (20, 124335182), (40, 62167591), (97, 25636120), (194, 12818060), (388, 6409030), (409, 6079960), (485, 5127224), (776, 3204515), (818, 3039980), (970, 2563612), (1567, 1586920), (1636, 1519990), (1940, 1281806), (2045, 1215992), (3134, 793460), (3272, 759995), (3880, 640903), (4090, 607996), (6268, 396730), (7835, 317384), (8180, 303998), (12536, 198365), (15670, 158692), (16360, 151999), (31340, 79346), (39673, 62680)]