2420236420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2469629}}^1$

素因数の和:2469652

約数の個数: 36

約数和(自身を含む): 5912294220

約数和(自身を除く): 3492057800

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2469629, 4939258, 9878516, 12348145, 17287403, 24696290, 34574806, 49392580, 69149612, 86437015, 121011821, 172874030, 242023642, 345748060, 484047284, 605059105, 1210118210, 2420236420]

約数ペア:

[(1, 2420236420), (2, 1210118210), (4, 605059105), (5, 484047284), (7, 345748060), (10, 242023642), (14, 172874030), (20, 121011821), (28, 86437015), (35, 69149612), (49, 49392580), (70, 34574806), (98, 24696290), (140, 17287403), (196, 12348145), (245, 9878516), (490, 4939258), (980, 2469629)]