979880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 2566080

約数和(自身を除く): 1586200

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 131, 136, 170, 187, 220, 262, 340, 374, 440, 524, 655, 680, 748, 935, 1048, 1310, 1441, 1496, 1870, 2227, 2620, 2882, 3740, 4454, 5240, 5764, 7205, 7480, 8908, 11135, 11528, 14410, 17816, 22270, 24497, 28820, 44540, 48994, 57640, 89080, 97988, 122485, 195976, 244970, 489940, 979880]

約数ペア:

[(1, 979880), (2, 489940), (4, 244970), (5, 195976), (8, 122485), (10, 97988), (11, 89080), (17, 57640), (20, 48994), (22, 44540), (34, 28820), (40, 24497), (44, 22270), (55, 17816), (68, 14410), (85, 11528), (88, 11135), (110, 8908), (131, 7480), (136, 7205), (170, 5764), (187, 5240), (220, 4454), (262, 3740), (340, 2882), (374, 2620), (440, 2227), (524, 1870), (655, 1496), (680, 1441), (748, 1310), (935, 1048)]