109988620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25343}}^1$

素因数の和:25390

約数の個数: 48

約数和(自身を含む): 272498688

約数和(自身を除く): 162510068

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, 25343, 50686, 101372, 126715, 177401, 253430, 354802, 506860, 709604, 785633, 887005, 1571266, 1774010, 3142532, 3548020, 3928165, 5499431, 7856330, 10998862, 15712660, 21997724, 27497155, 54994310, 109988620]

約数ペア:

[(1, 109988620), (2, 54994310), (4, 27497155), (5, 21997724), (7, 15712660), (10, 10998862), (14, 7856330), (20, 5499431), (28, 3928165), (31, 3548020), (35, 3142532), (62, 1774010), (70, 1571266), (124, 887005), (140, 785633), (155, 709604), (217, 506860), (310, 354802), (434, 253430), (620, 177401), (868, 126715), (1085, 101372), (2170, 50686), (4340, 25343)]