2280478928

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1566263}}^1$

素因数の和:1566291

約数の個数: 40

約数和(自身を含む): 5438068608

約数和(自身を除く): 3157589680

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 1566263, 3132526, 6265052, 10963841, 12530104, 20361419, 21927682, 25060208, 40722838, 43855364, 81445676, 87710728, 142529933, 162891352, 175421456, 285059866, 325782704, 570119732, 1140239464, 2280478928]

約数ペア:

[(1, 2280478928), (2, 1140239464), (4, 570119732), (7, 325782704), (8, 285059866), (13, 175421456), (14, 162891352), (16, 142529933), (26, 87710728), (28, 81445676), (52, 43855364), (56, 40722838), (91, 25060208), (104, 21927682), (112, 20361419), (182, 12530104), (208, 10963841), (364, 6265052), (728, 3132526), (1456, 1566263)]