8490080

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1129}}^1$

素因数の和:1191

約数の個数: 48

約数和(自身を含む): 20502720

約数和(自身を除く): 12012640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1129, 1504, 1880, 2258, 3760, 4516, 5645, 7520, 9032, 11290, 18064, 22580, 36128, 45160, 53063, 90320, 106126, 180640, 212252, 265315, 424504, 530630, 849008, 1061260, 1698016, 2122520, 4245040, 8490080]

約数ペア:

[(1, 8490080), (2, 4245040), (4, 2122520), (5, 1698016), (8, 1061260), (10, 849008), (16, 530630), (20, 424504), (32, 265315), (40, 212252), (47, 180640), (80, 106126), (94, 90320), (160, 53063), (188, 45160), (235, 36128), (376, 22580), (470, 18064), (752, 11290), (940, 9032), (1129, 7520), (1504, 5645), (1880, 4516), (2258, 3760)]