20110540820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{207197}}^1$

素因数の和:207440

約数の個数: 48

約数和(自身を含む): 44277383808

約数和(自身を除く): 24166842988

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 211, 230, 422, 460, 844, 1055, 2110, 4220, 4853, 9706, 19412, 24265, 48530, 97060, 207197, 414394, 828788, 1035985, 2071970, 4143940, 4765531, 9531062, 19062124, 23827655, 43718567, 47655310, 87437134, 95310620, 174874268, 218592835, 437185670, 874371340, 1005527041, 2011054082, 4022108164, 5027635205, 10055270410, 20110540820]

約数ペア:

[(1, 20110540820), (2, 10055270410), (4, 5027635205), (5, 4022108164), (10, 2011054082), (20, 1005527041), (23, 874371340), (46, 437185670), (92, 218592835), (115, 174874268), (211, 95310620), (230, 87437134), (422, 47655310), (460, 43718567), (844, 23827655), (1055, 19062124), (2110, 9531062), (4220, 4765531), (4853, 4143940), (9706, 2071970), (19412, 1035985), (24265, 828788), (48530, 414394), (97060, 207197)]