31515770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22039}}^1$

素因数の和:22070

約数の個数: 32

約数和(自身を含む): 66648960

約数和(自身を除く): 35133190

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 22039, 44078, 110195, 220390, 242429, 286507, 484858, 573014, 1212145, 1432535, 2424290, 2865070, 3151577, 6303154, 15757885, 31515770]

約数ペア:

[(1, 31515770), (2, 15757885), (5, 6303154), (10, 3151577), (11, 2865070), (13, 2424290), (22, 1432535), (26, 1212145), (55, 573014), (65, 484858), (110, 286507), (130, 242429), (143, 220390), (286, 110195), (715, 44078), (1430, 22039)]