91977620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21193}}^1$

素因数の和:21240

約数の個数: 48

約数和(自身を含む): 227877888

約数和(自身を除く): 135900268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 21193, 42386, 84772, 105965, 148351, 211930, 296702, 423860, 593404, 656983, 741755, 1313966, 1483510, 2627932, 2967020, 3284915, 4598881, 6569830, 9197762, 13139660, 18395524, 22994405, 45988810, 91977620]

約数ペア:

[(1, 91977620), (2, 45988810), (4, 22994405), (5, 18395524), (7, 13139660), (10, 9197762), (14, 6569830), (20, 4598881), (28, 3284915), (31, 2967020), (35, 2627932), (62, 1483510), (70, 1313966), (124, 741755), (140, 656983), (155, 593404), (217, 423860), (310, 296702), (434, 211930), (620, 148351), (868, 105965), (1085, 84772), (2170, 42386), (4340, 21193)]