8878090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2203}}^1$

素因数の和:2254

約数の個数: 32

約数和(自身を含む): 17773056

約数和(自身を除く): 8894966

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 2203, 4030, 4406, 11015, 22030, 28639, 57278, 68293, 136586, 143195, 286390, 341465, 682930, 887809, 1775618, 4439045, 8878090]

約数ペア:

[(1, 8878090), (2, 4439045), (5, 1775618), (10, 887809), (13, 682930), (26, 341465), (31, 286390), (62, 143195), (65, 136586), (130, 68293), (155, 57278), (310, 28639), (403, 22030), (806, 11015), (2015, 4406), (2203, 4030)]