20161203260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1493}}^1\times {\mathrm{61381}}^1$

素因数の和:62894

約数の個数: 48

約数和(自身を含む): 46219172832

約数和(自身を除く): 26057969572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1493, 2986, 5972, 7465, 14930, 16423, 29860, 32846, 61381, 65692, 82115, 122762, 164230, 245524, 306905, 328460, 613810, 675191, 1227620, 1350382, 2700764, 3375955, 6751910, 13503820, 91641833, 183283666, 366567332, 458209165, 916418330, 1008060163, 1832836660, 2016120326, 4032240652, 5040300815, 10080601630, 20161203260]

約数ペア:

[(1, 20161203260), (2, 10080601630), (4, 5040300815), (5, 4032240652), (10, 2016120326), (11, 1832836660), (20, 1008060163), (22, 916418330), (44, 458209165), (55, 366567332), (110, 183283666), (220, 91641833), (1493, 13503820), (2986, 6751910), (5972, 3375955), (7465, 2700764), (14930, 1350382), (16423, 1227620), (29860, 675191), (32846, 613810), (61381, 328460), (65692, 306905), (82115, 245524), (122762, 164230)]