2098078420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5521259}}^1$

素因数の和:5521287

約数の個数: 24

約数和(自身を含む): 4637858400

約数和(自身を除く): 2539779980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5521259, 11042518, 22085036, 27606295, 55212590, 104903921, 110425180, 209807842, 419615684, 524519605, 1049039210, 2098078420]

約数ペア:

[(1, 2098078420), (2, 1049039210), (4, 524519605), (5, 419615684), (10, 209807842), (19, 110425180), (20, 104903921), (38, 55212590), (76, 27606295), (95, 22085036), (190, 11042518), (380, 5521259)]