1555980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{25933}}^1$

素因数の和:25945

約数の個数: 24

約数和(自身を含む): 4356912

約数和(自身を除く): 2800932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 25933, 51866, 77799, 103732, 129665, 155598, 259330, 311196, 388995, 518660, 777990, 1555980]

約数ペア:

[(1, 1555980), (2, 777990), (3, 518660), (4, 388995), (5, 311196), (6, 259330), (10, 155598), (12, 129665), (15, 103732), (20, 77799), (30, 51866), (60, 25933)]