64883980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{463457}}^1$

素因数の和:463473

約数の個数: 24

約数和(自身を含む): 155721888

約数和(自身を除く): 90837908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 463457, 926914, 1853828, 2317285, 3244199, 4634570, 6488398, 9269140, 12976796, 16220995, 32441990, 64883980]

約数ペア:

[(1, 64883980), (2, 32441990), (4, 16220995), (5, 12976796), (7, 9269140), (10, 6488398), (14, 4634570), (20, 3244199), (28, 2317285), (35, 1853828), (70, 926914), (140, 463457)]