16680540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{877}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 46906272

約数和(自身を除く): 30225732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317, 634, 877, 951, 1268, 1585, 1754, 1902, 2631, 3170, 3508, 3804, 4385, 4755, 5262, 6340, 8770, 9510, 10524, 13155, 17540, 19020, 26310, 52620, 278009, 556018, 834027, 1112036, 1390045, 1668054, 2780090, 3336108, 4170135, 5560180, 8340270, 16680540]

約数ペア:

[(1, 16680540), (2, 8340270), (3, 5560180), (4, 4170135), (5, 3336108), (6, 2780090), (10, 1668054), (12, 1390045), (15, 1112036), (20, 834027), (30, 556018), (60, 278009), (317, 52620), (634, 26310), (877, 19020), (951, 17540), (1268, 13155), (1585, 10524), (1754, 9510), (1902, 8770), (2631, 6340), (3170, 5262), (3508, 4755), (3804, 4385)]