449756080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{330703}}^1$

素因数の和:330733

約数の個数: 40

約数和(自身を含む): 1107196992

約数和(自身を除く): 657440912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 330703, 661406, 1322812, 1653515, 2645624, 3307030, 5291248, 5621951, 6614060, 11243902, 13228120, 22487804, 26456240, 28109755, 44975608, 56219510, 89951216, 112439020, 224878040, 449756080]

約数ペア:

[(1, 449756080), (2, 224878040), (4, 112439020), (5, 89951216), (8, 56219510), (10, 44975608), (16, 28109755), (17, 26456240), (20, 22487804), (34, 13228120), (40, 11243902), (68, 6614060), (80, 5621951), (85, 5291248), (136, 3307030), (170, 2645624), (272, 1653515), (340, 1322812), (680, 661406), (1360, 330703)]