20222150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 41341104

約数和(自身を除く): 21118954

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 587, 650, 689, 1174, 1325, 1378, 2650, 2935, 3445, 5870, 6890, 7631, 14675, 15262, 17225, 29350, 31111, 34450, 38155, 62222, 76310, 155555, 190775, 311110, 381550, 404443, 777775, 808886, 1555550, 2022215, 4044430, 10111075, 20222150]

約数ペア:

[(1, 20222150), (2, 10111075), (5, 4044430), (10, 2022215), (13, 1555550), (25, 808886), (26, 777775), (50, 404443), (53, 381550), (65, 311110), (106, 190775), (130, 155555), (265, 76310), (325, 62222), (530, 38155), (587, 34450), (650, 31111), (689, 29350), (1174, 17225), (1325, 15262), (1378, 14675), (2650, 7631), (2935, 6890), (3445, 5870)]