1440646960

素因数分解:

$2^4\times 5^1\times {\mathrm{3697}}^1\times {\mathrm{4871}}^1$

素因数の和:8581

約数の個数: 40

約数和(自身を含む): 3351098016

約数和(自身を除く): 1910451056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3697, 4871, 7394, 9742, 14788, 18485, 19484, 24355, 29576, 36970, 38968, 48710, 59152, 73940, 77936, 97420, 147880, 194840, 295760, 389680, 18008087, 36016174, 72032348, 90040435, 144064696, 180080870, 288129392, 360161740, 720323480, 1440646960]

約数ペア:

[(1, 1440646960), (2, 720323480), (4, 360161740), (5, 288129392), (8, 180080870), (10, 144064696), (16, 90040435), (20, 72032348), (40, 36016174), (80, 18008087), (3697, 389680), (4871, 295760), (7394, 194840), (9742, 147880), (14788, 97420), (18485, 77936), (19484, 73940), (24355, 59152), (29576, 48710), (36970, 38968)]