16836440

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1213}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 38022480

約数和(自身を除く): 21186040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1213, 1388, 1735, 2426, 2776, 3470, 4852, 6065, 6940, 9704, 12130, 13880, 24260, 48520, 420911, 841822, 1683644, 2104555, 3367288, 4209110, 8418220, 16836440]

約数ペア:

[(1, 16836440), (2, 8418220), (4, 4209110), (5, 3367288), (8, 2104555), (10, 1683644), (20, 841822), (40, 420911), (347, 48520), (694, 24260), (1213, 13880), (1388, 12130), (1735, 9704), (2426, 6940), (2776, 6065), (3470, 4852)]