4257138820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{61043}}^1$

素因数の和:61380

約数の個数: 48

約数和(自身を含む): 9783643968

約数和(自身を除く): 5526505148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 317, 634, 1268, 1585, 3170, 3487, 6340, 6974, 13948, 17435, 34870, 61043, 69740, 122086, 244172, 305215, 610430, 671473, 1220860, 1342946, 2685892, 3357365, 6714730, 13429460, 19350631, 38701262, 77402524, 96753155, 193506310, 212856941, 387012620, 425713882, 851427764, 1064284705, 2128569410, 4257138820]

約数ペア:

[(1, 4257138820), (2, 2128569410), (4, 1064284705), (5, 851427764), (10, 425713882), (11, 387012620), (20, 212856941), (22, 193506310), (44, 96753155), (55, 77402524), (110, 38701262), (220, 19350631), (317, 13429460), (634, 6714730), (1268, 3357365), (1585, 2685892), (3170, 1342946), (3487, 1220860), (6340, 671473), (6974, 610430), (13948, 305215), (17435, 244172), (34870, 122086), (61043, 69740)]