1681580

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1013}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 3577392

約数和(自身を除く): 1895812

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1013, 1660, 2026, 4052, 5065, 10130, 20260, 84079, 168158, 336316, 420395, 840790, 1681580]

約数ペア:

[(1, 1681580), (2, 840790), (4, 420395), (5, 336316), (10, 168158), (20, 84079), (83, 20260), (166, 10130), (332, 5065), (415, 4052), (830, 2026), (1013, 1660)]