190894210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{3407}}^1$

素因数の和:3858

約数の個数: 32

約数和(自身を含む): 371008512

約数和(自身を除く): 180114302

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 431, 862, 2155, 3407, 4310, 5603, 6814, 11206, 17035, 28015, 34070, 44291, 56030, 88582, 221455, 442910, 1468417, 2936834, 7342085, 14684170, 19089421, 38178842, 95447105, 190894210]

約数ペア:

[(1, 190894210), (2, 95447105), (5, 38178842), (10, 19089421), (13, 14684170), (26, 7342085), (65, 2936834), (130, 1468417), (431, 442910), (862, 221455), (2155, 88582), (3407, 56030), (4310, 44291), (5603, 34070), (6814, 28015), (11206, 17035)]