79740140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137483}}^1$

素因数の和:137521

約数の個数: 24

約数和(自身を含む): 173229840

約数和(自身を除く): 93489700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 137483, 274966, 549932, 687415, 1374830, 2749660, 3987007, 7974014, 15948028, 19935035, 39870070, 79740140]

約数ペア:

[(1, 79740140), (2, 39870070), (4, 19935035), (5, 15948028), (10, 7974014), (20, 3987007), (29, 2749660), (58, 1374830), (116, 687415), (145, 549932), (290, 274966), (580, 137483)]