2885778920

素因数分解:

$2^3\times 5^1\times {\mathrm{2053}}^1\times {\mathrm{35141}}^1$

素因数の和:37205

約数の個数: 32

約数和(自身を含む): 6496350120

約数和(自身を除く): 3610571200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2053, 4106, 8212, 10265, 16424, 20530, 35141, 41060, 70282, 82120, 140564, 175705, 281128, 351410, 702820, 1405640, 72144473, 144288946, 288577892, 360722365, 577155784, 721444730, 1442889460, 2885778920]

約数ペア:

[(1, 2885778920), (2, 1442889460), (4, 721444730), (5, 577155784), (8, 360722365), (10, 288577892), (20, 144288946), (40, 72144473), (2053, 1405640), (4106, 702820), (8212, 351410), (10265, 281128), (16424, 175705), (20530, 140564), (35141, 82120), (41060, 70282)]