2999620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 6914880

約数和(自身を除く): 3915260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 139, 166, 260, 278, 332, 415, 556, 695, 830, 1079, 1390, 1660, 1807, 2158, 2780, 3614, 4316, 5395, 7228, 9035, 10790, 11537, 18070, 21580, 23074, 36140, 46148, 57685, 115370, 149981, 230740, 299962, 599924, 749905, 1499810, 2999620]

約数ペア:

[(1, 2999620), (2, 1499810), (4, 749905), (5, 599924), (10, 299962), (13, 230740), (20, 149981), (26, 115370), (52, 57685), (65, 46148), (83, 36140), (130, 23074), (139, 21580), (166, 18070), (260, 11537), (278, 10790), (332, 9035), (415, 7228), (556, 5395), (695, 4316), (830, 3614), (1079, 2780), (1390, 2158), (1660, 1807)]