9451340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 36

約数和(自身を含む): 20337408

約数和(自身を除く): 10886068

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 127, 244, 254, 305, 508, 610, 635, 1220, 1270, 2540, 3721, 7442, 7747, 14884, 15494, 18605, 30988, 37210, 38735, 74420, 77470, 154940, 472567, 945134, 1890268, 2362835, 4725670, 9451340]

約数ペア:

[(1, 9451340), (2, 4725670), (4, 2362835), (5, 1890268), (10, 945134), (20, 472567), (61, 154940), (122, 77470), (127, 74420), (244, 38735), (254, 37210), (305, 30988), (508, 18605), (610, 15494), (635, 14884), (1220, 7747), (1270, 7442), (2540, 3721)]