102270340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 221981760

約数和(自身を除く): 119711420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 109, 172, 215, 218, 430, 436, 545, 860, 1090, 1091, 2180, 2182, 4364, 4687, 5455, 9374, 10910, 18748, 21820, 23435, 46870, 46913, 93740, 93826, 118919, 187652, 234565, 237838, 469130, 475676, 594595, 938260, 1189190, 2378380, 5113517, 10227034, 20454068, 25567585, 51135170, 102270340]

約数ペア:

[(1, 102270340), (2, 51135170), (4, 25567585), (5, 20454068), (10, 10227034), (20, 5113517), (43, 2378380), (86, 1189190), (109, 938260), (172, 594595), (215, 475676), (218, 469130), (430, 237838), (436, 234565), (545, 187652), (860, 118919), (1090, 93826), (1091, 93740), (2180, 46913), (2182, 46870), (4364, 23435), (4687, 21820), (5455, 18748), (9374, 10910)]