3639920

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:449

約数の個数: 40

約数和(自身を含む): 8544096

約数和(自身を除く): 4904176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 263, 346, 526, 692, 865, 1052, 1315, 1384, 1730, 2104, 2630, 2768, 3460, 4208, 5260, 6920, 10520, 13840, 21040, 45499, 90998, 181996, 227495, 363992, 454990, 727984, 909980, 1819960, 3639920]

約数ペア:

[(1, 3639920), (2, 1819960), (4, 909980), (5, 727984), (8, 454990), (10, 363992), (16, 227495), (20, 181996), (40, 90998), (80, 45499), (173, 21040), (263, 13840), (346, 10520), (526, 6920), (692, 5260), (865, 4208), (1052, 3460), (1315, 2768), (1384, 2630), (1730, 2104)]