2721560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3581}}^1$

素因数の和:3611

約数の個数: 32

約数和(自身を含む): 6447600

約数和(自身を除く): 3726040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 3581, 7162, 14324, 17905, 28648, 35810, 68039, 71620, 136078, 143240, 272156, 340195, 544312, 680390, 1360780, 2721560]

約数ペア:

[(1, 2721560), (2, 1360780), (4, 680390), (5, 544312), (8, 340195), (10, 272156), (19, 143240), (20, 136078), (38, 71620), (40, 68039), (76, 35810), (95, 28648), (152, 17905), (190, 14324), (380, 7162), (760, 3581)]