42578140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1879}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 98542080

約数和(自身を除く): 55963940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 1879, 2060, 2266, 3758, 4532, 5665, 7516, 9395, 11330, 18790, 20669, 22660, 37580, 41338, 82676, 103345, 193537, 206690, 387074, 413380, 774148, 967685, 1935370, 2128907, 3870740, 4257814, 8515628, 10644535, 21289070, 42578140]

約数ペア:

[(1, 42578140), (2, 21289070), (4, 10644535), (5, 8515628), (10, 4257814), (11, 3870740), (20, 2128907), (22, 1935370), (44, 967685), (55, 774148), (103, 413380), (110, 387074), (206, 206690), (220, 193537), (412, 103345), (515, 82676), (1030, 41338), (1133, 37580), (1879, 22660), (2060, 20669), (2266, 18790), (3758, 11330), (4532, 9395), (5665, 7516)]