2105160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 6454080

約数和(自身を除く): 4348920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 331, 424, 530, 636, 662, 795, 993, 1060, 1272, 1324, 1590, 1655, 1986, 2120, 2648, 3180, 3310, 3972, 4965, 6360, 6620, 7944, 9930, 13240, 17543, 19860, 35086, 39720, 52629, 70172, 87715, 105258, 140344, 175430, 210516, 263145, 350860, 421032, 526290, 701720, 1052580, 2105160]

約数ペア:

[(1, 2105160), (2, 1052580), (3, 701720), (4, 526290), (5, 421032), (6, 350860), (8, 263145), (10, 210516), (12, 175430), (15, 140344), (20, 105258), (24, 87715), (30, 70172), (40, 52629), (53, 39720), (60, 35086), (106, 19860), (120, 17543), (159, 13240), (212, 9930), (265, 7944), (318, 6620), (331, 6360), (424, 4965), (530, 3972), (636, 3310), (662, 3180), (795, 2648), (993, 2120), (1060, 1986), (1272, 1655), (1324, 1590)]