3985240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 10517760

約数和(自身を除く): 6532520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 331, 344, 430, 602, 662, 860, 1204, 1324, 1505, 1655, 1720, 2317, 2408, 2648, 3010, 3310, 4634, 6020, 6620, 9268, 11585, 12040, 13240, 14233, 18536, 23170, 28466, 46340, 56932, 71165, 92680, 99631, 113864, 142330, 199262, 284660, 398524, 498155, 569320, 797048, 996310, 1992620, 3985240]

約数ペア:

[(1, 3985240), (2, 1992620), (4, 996310), (5, 797048), (7, 569320), (8, 498155), (10, 398524), (14, 284660), (20, 199262), (28, 142330), (35, 113864), (40, 99631), (43, 92680), (56, 71165), (70, 56932), (86, 46340), (140, 28466), (172, 23170), (215, 18536), (280, 14233), (301, 13240), (331, 12040), (344, 11585), (430, 9268), (602, 6620), (662, 6020), (860, 4634), (1204, 3310), (1324, 3010), (1505, 2648), (1655, 2408), (1720, 2317)]