28188380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7537}}^1$

素因数の和:7574

約数の個数: 48

約数和(自身を含む): 68384736

約数和(自身を除く): 40196356

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 7537, 15074, 30148, 37685, 75370, 82907, 128129, 150740, 165814, 256258, 331628, 414535, 512516, 640645, 829070, 1281290, 1409419, 1658140, 2562580, 2818838, 5637676, 7047095, 14094190, 28188380]

約数ペア:

[(1, 28188380), (2, 14094190), (4, 7047095), (5, 5637676), (10, 2818838), (11, 2562580), (17, 1658140), (20, 1409419), (22, 1281290), (34, 829070), (44, 640645), (55, 512516), (68, 414535), (85, 331628), (110, 256258), (170, 165814), (187, 150740), (220, 128129), (340, 82907), (374, 75370), (748, 37685), (935, 30148), (1870, 15074), (3740, 7537)]