10161040

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:979

約数の個数: 40

約数和(自身を含む): 23804280

約数和(自身を除く): 13643240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 809, 1256, 1570, 1618, 2512, 3140, 3236, 4045, 6280, 6472, 8090, 12560, 12944, 16180, 32360, 64720, 127013, 254026, 508052, 635065, 1016104, 1270130, 2032208, 2540260, 5080520, 10161040]

約数ペア:

[(1, 10161040), (2, 5080520), (4, 2540260), (5, 2032208), (8, 1270130), (10, 1016104), (16, 635065), (20, 508052), (40, 254026), (80, 127013), (157, 64720), (314, 32360), (628, 16180), (785, 12944), (809, 12560), (1256, 8090), (1570, 6472), (1618, 6280), (2512, 4045), (3140, 3236)]