23451220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90197}}^1$

素因数の和:90219

約数の個数: 24

約数和(自身を含む): 53036424

約数和(自身を除く): 29585204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 90197, 180394, 360788, 450985, 901970, 1172561, 1803940, 2345122, 4690244, 5862805, 11725610, 23451220]

約数ペア:

[(1, 23451220), (2, 11725610), (4, 5862805), (5, 4690244), (10, 2345122), (13, 1803940), (20, 1172561), (26, 901970), (52, 450985), (65, 360788), (130, 180394), (260, 90197)]