20199326210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9950407}}^1$

素因数の和:9950450

約数の個数: 32

約数和(自身を含む): 42985762560

約数和(自身を除く): 22786436350

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9950407, 19900814, 49752035, 69652849, 99504070, 139305698, 288561803, 348264245, 577123606, 696528490, 1442809015, 2019932621, 2885618030, 4039865242, 10099663105, 20199326210]

約数ペア:

[(1, 20199326210), (2, 10099663105), (5, 4039865242), (7, 2885618030), (10, 2019932621), (14, 1442809015), (29, 696528490), (35, 577123606), (58, 348264245), (70, 288561803), (145, 139305698), (203, 99504070), (290, 69652849), (406, 49752035), (1015, 19900814), (2030, 9950407)]