20126019820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{741563}}^1$

素因数の和:741654

約数の個数: 48

約数和(自身を含む): 44849790720

約数和(自身を除く): 24723770900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 115, 118, 230, 236, 295, 460, 590, 1180, 1357, 2714, 5428, 6785, 13570, 27140, 741563, 1483126, 2966252, 3707815, 7415630, 14831260, 17055949, 34111898, 43752217, 68223796, 85279745, 87504434, 170559490, 175008868, 218761085, 341118980, 437522170, 875044340, 1006300991, 2012601982, 4025203964, 5031504955, 10063009910, 20126019820]

約数ペア:

[(1, 20126019820), (2, 10063009910), (4, 5031504955), (5, 4025203964), (10, 2012601982), (20, 1006300991), (23, 875044340), (46, 437522170), (59, 341118980), (92, 218761085), (115, 175008868), (118, 170559490), (230, 87504434), (236, 85279745), (295, 68223796), (460, 43752217), (590, 34111898), (1180, 17055949), (1357, 14831260), (2714, 7415630), (5428, 3707815), (6785, 2966252), (13570, 1483126), (27140, 741563)]