2018023180

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1\times {\mathrm{1871}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 4277145600

約数和(自身を除く): 2259122420

約数列:

[1, 2, 4, 5, 10, 20, 199, 271, 398, 542, 796, 995, 1084, 1355, 1871, 1990, 2710, 3742, 3980, 5420, 7484, 9355, 18710, 37420, 53929, 107858, 215716, 269645, 372329, 507041, 539290, 744658, 1014082, 1078580, 1489316, 1861645, 2028164, 2535205, 3723290, 5070410, 7446580, 10140820, 100901159, 201802318, 403604636, 504505795, 1009011590, 2018023180]

約数ペア:

[(1, 2018023180), (2, 1009011590), (4, 504505795), (5, 403604636), (10, 201802318), (20, 100901159), (199, 10140820), (271, 7446580), (398, 5070410), (542, 3723290), (796, 2535205), (995, 2028164), (1084, 1861645), (1355, 1489316), (1871, 1078580), (1990, 1014082), (2710, 744658), (3742, 539290), (3980, 507041), (5420, 372329), (7484, 269645), (9355, 215716), (18710, 107858), (37420, 53929)]