8328980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 20424096

約数和(自身を除く): 12095116

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 131, 170, 187, 220, 262, 289, 340, 374, 524, 578, 655, 748, 935, 1156, 1310, 1441, 1445, 1870, 2227, 2620, 2882, 2890, 3179, 3740, 4454, 5764, 5780, 6358, 7205, 8908, 11135, 12716, 14410, 15895, 22270, 24497, 28820, 31790, 37859, 44540, 48994, 63580, 75718, 97988, 122485, 151436, 189295, 244970, 378590, 416449, 489940, 757180, 832898, 1665796, 2082245, 4164490, 8328980]

約数ペア:

[(1, 8328980), (2, 4164490), (4, 2082245), (5, 1665796), (10, 832898), (11, 757180), (17, 489940), (20, 416449), (22, 378590), (34, 244970), (44, 189295), (55, 151436), (68, 122485), (85, 97988), (110, 75718), (131, 63580), (170, 48994), (187, 44540), (220, 37859), (262, 31790), (289, 28820), (340, 24497), (374, 22270), (524, 15895), (578, 14410), (655, 12716), (748, 11135), (935, 8908), (1156, 7205), (1310, 6358), (1441, 5780), (1445, 5764), (1870, 4454), (2227, 3740), (2620, 3179), (2882, 2890)]