31496960

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2237}}^1$

素因数の和:2269

約数の個数: 72

約数和(自身を含む): 82340496

約数和(自身を除く): 50843536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2237, 2816, 3520, 4474, 7040, 8948, 11185, 14080, 17896, 22370, 24607, 35792, 44740, 49214, 71584, 89480, 98428, 123035, 143168, 178960, 196856, 246070, 286336, 357920, 393712, 492140, 572672, 715840, 787424, 984280, 1431680, 1574848, 1968560, 2863360, 3149696, 3937120, 6299392, 7874240, 15748480, 31496960]

約数ペア:

[(1, 31496960), (2, 15748480), (4, 7874240), (5, 6299392), (8, 3937120), (10, 3149696), (11, 2863360), (16, 1968560), (20, 1574848), (22, 1431680), (32, 984280), (40, 787424), (44, 715840), (55, 572672), (64, 492140), (80, 393712), (88, 357920), (110, 286336), (128, 246070), (160, 196856), (176, 178960), (220, 143168), (256, 123035), (320, 98428), (352, 89480), (440, 71584), (640, 49214), (704, 44740), (880, 35792), (1280, 24607), (1408, 22370), (1760, 17896), (2237, 14080), (2816, 11185), (3520, 8948), (4474, 7040)]