17221140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31891}}^1$

素因数の和:31909

約数の個数: 48

約数和(自身を含む): 53578560

約数和(自身を除く): 36357420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 31891, 63782, 95673, 127564, 159455, 191346, 287019, 318910, 382692, 478365, 574038, 637820, 861057, 956730, 1148076, 1435095, 1722114, 1913460, 2870190, 3444228, 4305285, 5740380, 8610570, 17221140]

約数ペア:

[(1, 17221140), (2, 8610570), (3, 5740380), (4, 4305285), (5, 3444228), (6, 2870190), (9, 1913460), (10, 1722114), (12, 1435095), (15, 1148076), (18, 956730), (20, 861057), (27, 637820), (30, 574038), (36, 478365), (45, 382692), (54, 318910), (60, 287019), (90, 191346), (108, 159455), (135, 127564), (180, 95673), (270, 63782), (540, 31891)]