13570940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 30481920

約数和(自身を除く): 16910980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 503, 710, 1006, 1349, 1420, 2012, 2515, 2698, 5030, 5396, 6745, 9557, 10060, 13490, 19114, 26980, 35713, 38228, 47785, 71426, 95570, 142852, 178565, 191140, 357130, 678547, 714260, 1357094, 2714188, 3392735, 6785470, 13570940]

約数ペア:

[(1, 13570940), (2, 6785470), (4, 3392735), (5, 2714188), (10, 1357094), (19, 714260), (20, 678547), (38, 357130), (71, 191140), (76, 178565), (95, 142852), (142, 95570), (190, 71426), (284, 47785), (355, 38228), (380, 35713), (503, 26980), (710, 19114), (1006, 13490), (1349, 10060), (1420, 9557), (2012, 6745), (2515, 5396), (2698, 5030)]