20123488030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4951}}^1\times {\mathrm{23909}}^1$

素因数の和:28884

約数の個数: 32

約数和(自身を含む): 38362351680

約数和(自身を除く): 18238863650

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 4951, 9902, 23909, 24755, 47818, 49510, 84167, 119545, 168334, 239090, 406453, 420835, 812906, 841670, 2032265, 4064530, 118373459, 236746918, 591867295, 1183734590, 2012348803, 4024697606, 10061744015, 20123488030]

約数ペア:

[(1, 20123488030), (2, 10061744015), (5, 4024697606), (10, 2012348803), (17, 1183734590), (34, 591867295), (85, 236746918), (170, 118373459), (4951, 4064530), (9902, 2032265), (23909, 841670), (24755, 812906), (47818, 420835), (49510, 406453), (84167, 239090), (119545, 168334)]