2260640

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 5443200

約数和(自身を除く): 3182560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 199, 284, 355, 398, 568, 710, 796, 995, 1136, 1420, 1592, 1990, 2272, 2840, 3184, 3980, 5680, 6368, 7960, 11360, 14129, 15920, 28258, 31840, 56516, 70645, 113032, 141290, 226064, 282580, 452128, 565160, 1130320, 2260640]

約数ペア:

[(1, 2260640), (2, 1130320), (4, 565160), (5, 452128), (8, 282580), (10, 226064), (16, 141290), (20, 113032), (32, 70645), (40, 56516), (71, 31840), (80, 28258), (142, 15920), (160, 14129), (199, 11360), (284, 7960), (355, 6368), (398, 5680), (568, 3980), (710, 3184), (796, 2840), (995, 2272), (1136, 1990), (1420, 1592)]