202219640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{722213}}^1$

素因数の和:722231

約数の個数: 32

約数和(自身を含む): 519994080

約数和(自身を除く): 317774440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 722213, 1444426, 2888852, 3611065, 5055491, 5777704, 7222130, 10110982, 14444260, 20221964, 25277455, 28888520, 40443928, 50554910, 101109820, 202219640]

約数ペア:

[(1, 202219640), (2, 101109820), (4, 50554910), (5, 40443928), (7, 28888520), (8, 25277455), (10, 20221964), (14, 14444260), (20, 10110982), (28, 7222130), (35, 5777704), (40, 5055491), (56, 3611065), (70, 2888852), (140, 1444426), (280, 722213)]