1487644640

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{67867}}^1$

素因数の和:68019

約数の個数: 48

約数和(自身を含む): 3540266352

約数和(自身を除く): 2052621712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4384, 5480, 10960, 21920, 67867, 135734, 271468, 339335, 542936, 678670, 1085872, 1357340, 2171744, 2714680, 5429360, 9297779, 10858720, 18595558, 37191116, 46488895, 74382232, 92977790, 148764464, 185955580, 297528928, 371911160, 743822320, 1487644640]

約数ペア:

[(1, 1487644640), (2, 743822320), (4, 371911160), (5, 297528928), (8, 185955580), (10, 148764464), (16, 92977790), (20, 74382232), (32, 46488895), (40, 37191116), (80, 18595558), (137, 10858720), (160, 9297779), (274, 5429360), (548, 2714680), (685, 2171744), (1096, 1357340), (1370, 1085872), (2192, 678670), (2740, 542936), (4384, 339335), (5480, 271468), (10960, 135734), (21920, 67867)]