7970480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 21736704

約数和(自身を除く): 13766224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 331, 344, 430, 560, 602, 662, 688, 860, 1204, 1324, 1505, 1655, 1720, 2317, 2408, 2648, 3010, 3310, 3440, 4634, 4816, 5296, 6020, 6620, 9268, 11585, 12040, 13240, 14233, 18536, 23170, 24080, 26480, 28466, 37072, 46340, 56932, 71165, 92680, 99631, 113864, 142330, 185360, 199262, 227728, 284660, 398524, 498155, 569320, 797048, 996310, 1138640, 1594096, 1992620, 3985240, 7970480]

約数ペア:

[(1, 7970480), (2, 3985240), (4, 1992620), (5, 1594096), (7, 1138640), (8, 996310), (10, 797048), (14, 569320), (16, 498155), (20, 398524), (28, 284660), (35, 227728), (40, 199262), (43, 185360), (56, 142330), (70, 113864), (80, 99631), (86, 92680), (112, 71165), (140, 56932), (172, 46340), (215, 37072), (280, 28466), (301, 26480), (331, 24080), (344, 23170), (430, 18536), (560, 14233), (602, 13240), (662, 12040), (688, 11585), (860, 9268), (1204, 6620), (1324, 6020), (1505, 5296), (1655, 4816), (1720, 4634), (2317, 3440), (2408, 3310), (2648, 3010)]