40496120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{144629}}^1$

素因数の和:144647

約数の個数: 32

約数和(自身を含む): 104133600

約数和(自身を除く): 63637480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 144629, 289258, 578516, 723145, 1012403, 1157032, 1446290, 2024806, 2892580, 4049612, 5062015, 5785160, 8099224, 10124030, 20248060, 40496120]

約数ペア:

[(1, 40496120), (2, 20248060), (4, 10124030), (5, 8099224), (7, 5785160), (8, 5062015), (10, 4049612), (14, 2892580), (20, 2024806), (28, 1446290), (35, 1157032), (40, 1012403), (56, 723145), (70, 578516), (140, 289258), (280, 144629)]