1258711390

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{863}}^1\times {\mathrm{929}}^1$

素因数の和:1956

約数の個数: 32

約数和(自身を含む): 2285210880

約数和(自身を除く): 1026499490

約数列:

[1, 2, 5, 10, 157, 314, 785, 863, 929, 1570, 1726, 1858, 4315, 4645, 8630, 9290, 135491, 145853, 270982, 291706, 677455, 729265, 801727, 1354910, 1458530, 1603454, 4008635, 8017270, 125871139, 251742278, 629355695, 1258711390]

約数ペア:

[(1, 1258711390), (2, 629355695), (5, 251742278), (10, 125871139), (157, 8017270), (314, 4008635), (785, 1603454), (863, 1458530), (929, 1354910), (1570, 801727), (1726, 729265), (1858, 677455), (4315, 291706), (4645, 270982), (8630, 145853), (9290, 135491)]