9907840

素因数分解:

$2^7\times 5^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 24069960

約数和(自身を除く): 14162120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 137, 160, 226, 274, 320, 452, 548, 565, 640, 685, 904, 1096, 1130, 1370, 1808, 2192, 2260, 2740, 3616, 4384, 4520, 5480, 7232, 8768, 9040, 10960, 14464, 15481, 17536, 18080, 21920, 30962, 36160, 43840, 61924, 72320, 77405, 87680, 123848, 154810, 247696, 309620, 495392, 619240, 990784, 1238480, 1981568, 2476960, 4953920, 9907840]

約数ペア:

[(1, 9907840), (2, 4953920), (4, 2476960), (5, 1981568), (8, 1238480), (10, 990784), (16, 619240), (20, 495392), (32, 309620), (40, 247696), (64, 154810), (80, 123848), (113, 87680), (128, 77405), (137, 72320), (160, 61924), (226, 43840), (274, 36160), (320, 30962), (452, 21920), (548, 18080), (565, 17536), (640, 15481), (685, 14464), (904, 10960), (1096, 9040), (1130, 8768), (1370, 7232), (1808, 5480), (2192, 4520), (2260, 4384), (2740, 3616)]