115420120

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{18379}}^1$

素因数の和:18547

約数の個数: 32

約数和(自身を含む): 261363600

約数和(自身を除く): 145943480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 18379, 36758, 73516, 91895, 147032, 183790, 367580, 735160, 2885503, 5771006, 11542012, 14427515, 23084024, 28855030, 57710060, 115420120]

約数ペア:

[(1, 115420120), (2, 57710060), (4, 28855030), (5, 23084024), (8, 14427515), (10, 11542012), (20, 5771006), (40, 2885503), (157, 735160), (314, 367580), (628, 183790), (785, 147032), (1256, 91895), (1570, 73516), (3140, 36758), (6280, 18379)]