5381420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 12561696

約数和(自身を除く): 7180276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 401, 610, 671, 802, 1220, 1342, 1604, 2005, 2684, 3355, 4010, 4411, 6710, 8020, 8822, 13420, 17644, 22055, 24461, 44110, 48922, 88220, 97844, 122305, 244610, 269071, 489220, 538142, 1076284, 1345355, 2690710, 5381420]

約数ペア:

[(1, 5381420), (2, 2690710), (4, 1345355), (5, 1076284), (10, 538142), (11, 489220), (20, 269071), (22, 244610), (44, 122305), (55, 97844), (61, 88220), (110, 48922), (122, 44110), (220, 24461), (244, 22055), (305, 17644), (401, 13420), (610, 8822), (671, 8020), (802, 6710), (1220, 4411), (1342, 4010), (1604, 3355), (2005, 2684)]