31310620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4642

約数の個数: 48

約数和(自身を含む): 74059776

約数和(自身を除く): 42749156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4591, 6820, 9182, 18364, 22955, 45910, 50501, 91820, 101002, 142321, 202004, 252505, 284642, 505010, 569284, 711605, 1010020, 1423210, 1565531, 2846420, 3131062, 6262124, 7827655, 15655310, 31310620]

約数ペア:

[(1, 31310620), (2, 15655310), (4, 7827655), (5, 6262124), (10, 3131062), (11, 2846420), (20, 1565531), (22, 1423210), (31, 1010020), (44, 711605), (55, 569284), (62, 505010), (110, 284642), (124, 252505), (155, 202004), (220, 142321), (310, 101002), (341, 91820), (620, 50501), (682, 45910), (1364, 22955), (1705, 18364), (3410, 9182), (4591, 6820)]