2620740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 7580160

約数和(自身を除く): 4959420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1409, 1860, 2818, 4227, 5636, 7045, 8454, 14090, 16908, 21135, 28180, 42270, 43679, 84540, 87358, 131037, 174716, 218395, 262074, 436790, 524148, 655185, 873580, 1310370, 2620740]

約数ペア:

[(1, 2620740), (2, 1310370), (3, 873580), (4, 655185), (5, 524148), (6, 436790), (10, 262074), (12, 218395), (15, 174716), (20, 131037), (30, 87358), (31, 84540), (60, 43679), (62, 42270), (93, 28180), (124, 21135), (155, 16908), (186, 14090), (310, 8454), (372, 7045), (465, 5636), (620, 4227), (930, 2818), (1409, 1860)]