26428520

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{829}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 59610600

約数和(自身を除く): 33182080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 829, 1594, 1658, 3188, 3316, 3985, 4145, 6376, 6632, 7970, 8290, 15940, 16580, 31880, 33160, 660713, 1321426, 2642852, 3303565, 5285704, 6607130, 13214260, 26428520]

約数ペア:

[(1, 26428520), (2, 13214260), (4, 6607130), (5, 5285704), (8, 3303565), (10, 2642852), (20, 1321426), (40, 660713), (797, 33160), (829, 31880), (1594, 16580), (1658, 15940), (3188, 8290), (3316, 7970), (3985, 6632), (4145, 6376)]