827905040

素因数分解:

$2^4\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{4973}}^1$

素因数の和:7067

約数の個数: 40

約数和(自身を含む): 1926191448

約数和(自身を除く): 1098286408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2081, 4162, 4973, 8324, 9946, 10405, 16648, 19892, 20810, 24865, 33296, 39784, 41620, 49730, 79568, 83240, 99460, 166480, 198920, 397840, 10348813, 20697626, 41395252, 51744065, 82790504, 103488130, 165581008, 206976260, 413952520, 827905040]

約数ペア:

[(1, 827905040), (2, 413952520), (4, 206976260), (5, 165581008), (8, 103488130), (10, 82790504), (16, 51744065), (20, 41395252), (40, 20697626), (80, 10348813), (2081, 397840), (4162, 198920), (4973, 166480), (8324, 99460), (9946, 83240), (10405, 79568), (16648, 49730), (19892, 41620), (20810, 39784), (24865, 33296)]