2557560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{21313}}^1$

素因数の和:21327

約数の個数: 32

約数和(自身を含む): 7673040

約数和(自身を除く): 5115480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 21313, 42626, 63939, 85252, 106565, 127878, 170504, 213130, 255756, 319695, 426260, 511512, 639390, 852520, 1278780, 2557560]

約数ペア:

[(1, 2557560), (2, 1278780), (3, 852520), (4, 639390), (5, 511512), (6, 426260), (8, 319695), (10, 255756), (12, 213130), (15, 170504), (20, 127878), (24, 106565), (30, 85252), (40, 63939), (60, 42626), (120, 21313)]