28456700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{7691}}^1$

素因数の和:7742

約数の個数: 36

約数和(自身を含む): 63428232

約数和(自身を除く): 34971532

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 7691, 15382, 30764, 38455, 76910, 153820, 192275, 284567, 384550, 569134, 769100, 1138268, 1422835, 2845670, 5691340, 7114175, 14228350, 28456700]

約数ペア:

[(1, 28456700), (2, 14228350), (4, 7114175), (5, 5691340), (10, 2845670), (20, 1422835), (25, 1138268), (37, 769100), (50, 569134), (74, 384550), (100, 284567), (148, 192275), (185, 153820), (370, 76910), (740, 38455), (925, 30764), (1850, 15382), (3700, 7691)]