98478820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{971}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 226328256

約数和(自身を除く): 127849436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 461, 922, 971, 1844, 1942, 2305, 3884, 4610, 4855, 5071, 9220, 9710, 10142, 10681, 19420, 20284, 21362, 25355, 42724, 50710, 53405, 101420, 106810, 213620, 447631, 895262, 1790524, 2238155, 4476310, 4923941, 8952620, 9847882, 19695764, 24619705, 49239410, 98478820]

約数ペア:

[(1, 98478820), (2, 49239410), (4, 24619705), (5, 19695764), (10, 9847882), (11, 8952620), (20, 4923941), (22, 4476310), (44, 2238155), (55, 1790524), (110, 895262), (220, 447631), (461, 213620), (922, 106810), (971, 101420), (1844, 53405), (1942, 50710), (2305, 42724), (3884, 25355), (4610, 21362), (4855, 20284), (5071, 19420), (9220, 10681), (9710, 10142)]