2639930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 5143824

約数和(自身を除く): 2503894

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 293, 530, 586, 901, 1465, 1802, 2930, 4505, 4981, 9010, 9962, 15529, 24905, 31058, 49810, 77645, 155290, 263993, 527986, 1319965, 2639930]

約数ペア:

[(1, 2639930), (2, 1319965), (5, 527986), (10, 263993), (17, 155290), (34, 77645), (53, 49810), (85, 31058), (106, 24905), (170, 15529), (265, 9962), (293, 9010), (530, 4981), (586, 4505), (901, 2930), (1465, 1802)]