13273840

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{599}}^1$

素因数の和:889

約数の個数: 40

約数和(自身を含む): 31024800

約数和(自身を除く): 17750960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 599, 1108, 1198, 1385, 2216, 2396, 2770, 2995, 4432, 4792, 5540, 5990, 9584, 11080, 11980, 22160, 23960, 47920, 165923, 331846, 663692, 829615, 1327384, 1659230, 2654768, 3318460, 6636920, 13273840]

約数ペア:

[(1, 13273840), (2, 6636920), (4, 3318460), (5, 2654768), (8, 1659230), (10, 1327384), (16, 829615), (20, 663692), (40, 331846), (80, 165923), (277, 47920), (554, 23960), (599, 22160), (1108, 11980), (1198, 11080), (1385, 9584), (2216, 5990), (2396, 5540), (2770, 4792), (2995, 4432)]