1238480

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 40

約数和(自身を含む): 2926152

約数和(自身を除く): 1687672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 137, 226, 274, 452, 548, 565, 685, 904, 1096, 1130, 1370, 1808, 2192, 2260, 2740, 4520, 5480, 9040, 10960, 15481, 30962, 61924, 77405, 123848, 154810, 247696, 309620, 619240, 1238480]

約数ペア:

[(1, 1238480), (2, 619240), (4, 309620), (5, 247696), (8, 154810), (10, 123848), (16, 77405), (20, 61924), (40, 30962), (80, 15481), (113, 10960), (137, 9040), (226, 5480), (274, 4520), (452, 2740), (548, 2260), (565, 2192), (685, 1808), (904, 1370), (1096, 1130)]