2017496240

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{355193}}^1$

素因数の和:355277

約数の個数: 40

約数和(自身を含む): 4756758048

約数和(自身を除く): 2739261808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 355193, 710386, 1420772, 1775965, 2841544, 3551930, 5683088, 7103860, 14207720, 25218703, 28415440, 50437406, 100874812, 126093515, 201749624, 252187030, 403499248, 504374060, 1008748120, 2017496240]

約数ペア:

[(1, 2017496240), (2, 1008748120), (4, 504374060), (5, 403499248), (8, 252187030), (10, 201749624), (16, 126093515), (20, 100874812), (40, 50437406), (71, 28415440), (80, 25218703), (142, 14207720), (284, 7103860), (355, 5683088), (568, 3551930), (710, 2841544), (1136, 1775965), (1420, 1420772), (2840, 710386), (5680, 355193)]