239005820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{2729}}^1$

素因数の和:2918

約数の個数: 48

約数和(自身を含む): 522849600

約数和(自身を除く): 283843780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 151, 290, 302, 580, 604, 755, 1510, 2729, 3020, 4379, 5458, 8758, 10916, 13645, 17516, 21895, 27290, 43790, 54580, 79141, 87580, 158282, 316564, 395705, 412079, 791410, 824158, 1582820, 1648316, 2060395, 4120790, 8241580, 11950291, 23900582, 47801164, 59751455, 119502910, 239005820]

約数ペア:

[(1, 239005820), (2, 119502910), (4, 59751455), (5, 47801164), (10, 23900582), (20, 11950291), (29, 8241580), (58, 4120790), (116, 2060395), (145, 1648316), (151, 1582820), (290, 824158), (302, 791410), (580, 412079), (604, 395705), (755, 316564), (1510, 158282), (2729, 87580), (3020, 79141), (4379, 54580), (5458, 43790), (8758, 27290), (10916, 21895), (13645, 17516)]