1278780

素因数分解:

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

素因数の和:21325

約数の個数: 24

約数和(自身を含む): 3580752

約数和(自身を除く): 2301972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21313, 42626, 63939, 85252, 106565, 127878, 213130, 255756, 319695, 426260, 639390, 1278780]

約数ペア:

[(1, 1278780), (2, 639390), (3, 426260), (4, 319695), (5, 255756), (6, 213130), (10, 127878), (12, 106565), (15, 85252), (20, 63939), (30, 42626), (60, 21313)]