2020123545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{21517}}^1$

素因数の和:22105

約数の個数: 32

約数和(自身を含む): 3532394880

約数和(自身を除く): 1512271335

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 569, 1707, 2845, 6259, 8535, 18777, 21517, 31295, 64551, 93885, 107585, 236687, 322755, 710061, 1183435, 3550305, 12243173, 36729519, 61215865, 134674903, 183647595, 404024709, 673374515, 2020123545]

約数ペア:

[(1, 2020123545), (3, 673374515), (5, 404024709), (11, 183647595), (15, 134674903), (33, 61215865), (55, 36729519), (165, 12243173), (569, 3550305), (1707, 1183435), (2845, 710061), (6259, 322755), (8535, 236687), (18777, 107585), (21517, 93885), (31295, 64551)]