20346097460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1453}}^1\times {\mathrm{53857}}^1$

素因数の和:55332

約数の個数: 48

約数和(自身を含む): 46046004816

約数和(自身を除く): 25699907356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1453, 2906, 5812, 7265, 14530, 18889, 29060, 37778, 53857, 75556, 94445, 107714, 188890, 215428, 269285, 377780, 538570, 700141, 1077140, 1400282, 2800564, 3500705, 7001410, 14002820, 78254221, 156508442, 313016884, 391271105, 782542210, 1017304873, 1565084420, 2034609746, 4069219492, 5086524365, 10173048730, 20346097460]

約数ペア:

[(1, 20346097460), (2, 10173048730), (4, 5086524365), (5, 4069219492), (10, 2034609746), (13, 1565084420), (20, 1017304873), (26, 782542210), (52, 391271105), (65, 313016884), (130, 156508442), (260, 78254221), (1453, 14002820), (2906, 7001410), (5812, 3500705), (7265, 2800564), (14530, 1400282), (18889, 1077140), (29060, 700141), (37778, 538570), (53857, 377780), (75556, 269285), (94445, 215428), (107714, 188890)]