139031140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^2\times {\mathrm{1997}}^1$

素因数の和:2124

約数の個数: 36

約数和(自身を含む): 297146556

約数和(自身を除く): 158115416

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 1997, 3481, 3994, 6962, 7988, 9985, 13924, 17405, 19970, 34810, 39940, 69620, 117823, 235646, 471292, 589115, 1178230, 2356460, 6951557, 13903114, 27806228, 34757785, 69515570, 139031140]

約数ペア:

[(1, 139031140), (2, 69515570), (4, 34757785), (5, 27806228), (10, 13903114), (20, 6951557), (59, 2356460), (118, 1178230), (236, 589115), (295, 471292), (590, 235646), (1180, 117823), (1997, 69620), (3481, 39940), (3994, 34810), (6962, 19970), (7988, 17405), (9985, 13924)]