22193380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{359}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 51166080

約数和(自身を除く): 28972700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 359, 562, 718, 1124, 1405, 1436, 1795, 2810, 3091, 3590, 3949, 5620, 6182, 7180, 7898, 12364, 15455, 15796, 19745, 30910, 39490, 61820, 78980, 100879, 201758, 403516, 504395, 1008790, 1109669, 2017580, 2219338, 4438676, 5548345, 11096690, 22193380]

約数ペア:

[(1, 22193380), (2, 11096690), (4, 5548345), (5, 4438676), (10, 2219338), (11, 2017580), (20, 1109669), (22, 1008790), (44, 504395), (55, 403516), (110, 201758), (220, 100879), (281, 78980), (359, 61820), (562, 39490), (718, 30910), (1124, 19745), (1405, 15796), (1436, 15455), (1795, 12364), (2810, 7898), (3091, 7180), (3590, 6182), (3949, 5620)]