1556320

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 3755808

約数和(自身を除く): 2199488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 137, 142, 160, 274, 284, 355, 548, 568, 685, 710, 1096, 1136, 1370, 1420, 2192, 2272, 2740, 2840, 4384, 5480, 5680, 9727, 10960, 11360, 19454, 21920, 38908, 48635, 77816, 97270, 155632, 194540, 311264, 389080, 778160, 1556320]

約数ペア:

[(1, 1556320), (2, 778160), (4, 389080), (5, 311264), (8, 194540), (10, 155632), (16, 97270), (20, 77816), (32, 48635), (40, 38908), (71, 21920), (80, 19454), (137, 11360), (142, 10960), (160, 9727), (274, 5680), (284, 5480), (355, 4384), (548, 2840), (568, 2740), (685, 2272), (710, 2192), (1096, 1420), (1136, 1370)]