22815980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{757}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 52720416

約数和(自身を除く): 29904436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 757, 1370, 1507, 1514, 2740, 3014, 3028, 3785, 6028, 7535, 7570, 8327, 15070, 15140, 16654, 30140, 33308, 41635, 83270, 103709, 166540, 207418, 414836, 518545, 1037090, 1140799, 2074180, 2281598, 4563196, 5703995, 11407990, 22815980]

約数ペア:

[(1, 22815980), (2, 11407990), (4, 5703995), (5, 4563196), (10, 2281598), (11, 2074180), (20, 1140799), (22, 1037090), (44, 518545), (55, 414836), (110, 207418), (137, 166540), (220, 103709), (274, 83270), (548, 41635), (685, 33308), (757, 30140), (1370, 16654), (1507, 15140), (1514, 15070), (2740, 8327), (3014, 7570), (3028, 7535), (3785, 6028)]