28804518440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13587037}}^1$

素因数の和:13587101

約数の個数: 32

約数和(自身を含む): 66033004680

約数和(自身を除く): 37228486240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 13587037, 27174074, 54348148, 67935185, 108696296, 135870370, 271740740, 543481480, 720112961, 1440225922, 2880451844, 3600564805, 5760903688, 7201129610, 14402259220, 28804518440]

約数ペア:

[(1, 28804518440), (2, 14402259220), (4, 7201129610), (5, 5760903688), (8, 3600564805), (10, 2880451844), (20, 1440225922), (40, 720112961), (53, 543481480), (106, 271740740), (212, 135870370), (265, 108696296), (424, 67935185), (530, 54348148), (1060, 27174074), (2120, 13587037)]