139729090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{941}}^1$

素因数の和:1458

約数の個数: 32

約数和(自身を含む): 260444160

約数和(自身を除く): 120715070

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 479, 941, 958, 1882, 2395, 4705, 4790, 9410, 14849, 29171, 29698, 58342, 74245, 145855, 148490, 291710, 450739, 901478, 2253695, 4507390, 13972909, 27945818, 69864545, 139729090]

約数ペア:

[(1, 139729090), (2, 69864545), (5, 27945818), (10, 13972909), (31, 4507390), (62, 2253695), (155, 901478), (310, 450739), (479, 291710), (941, 148490), (958, 145855), (1882, 74245), (2395, 58342), (4705, 29698), (4790, 29171), (9410, 14849)]