105835940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1451}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 254669184

約数和(自身を除く): 148833244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 1042, 1451, 2084, 2605, 2902, 3647, 5210, 5804, 7255, 7294, 10157, 10420, 14510, 14588, 18235, 20314, 29020, 36470, 40628, 50785, 72940, 101570, 203140, 755971, 1511942, 3023884, 3779855, 5291797, 7559710, 10583594, 15119420, 21167188, 26458985, 52917970, 105835940]

約数ペア:

[(1, 105835940), (2, 52917970), (4, 26458985), (5, 21167188), (7, 15119420), (10, 10583594), (14, 7559710), (20, 5291797), (28, 3779855), (35, 3023884), (70, 1511942), (140, 755971), (521, 203140), (1042, 101570), (1451, 72940), (2084, 50785), (2605, 40628), (2902, 36470), (3647, 29020), (5210, 20314), (5804, 18235), (7255, 14588), (7294, 14510), (10157, 10420)]