1819988880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{7583287}}^1$

素因数の和:7583303

約数の個数: 40

約数和(自身を含む): 5641966272

約数和(自身を除く): 3821977392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 7583287, 15166574, 22749861, 30333148, 37916435, 45499722, 60666296, 75832870, 90999444, 113749305, 121332592, 151665740, 181998888, 227498610, 303331480, 363997776, 454997220, 606662960, 909994440, 1819988880]

約数ペア:

[(1, 1819988880), (2, 909994440), (3, 606662960), (4, 454997220), (5, 363997776), (6, 303331480), (8, 227498610), (10, 181998888), (12, 151665740), (15, 121332592), (16, 113749305), (20, 90999444), (24, 75832870), (30, 60666296), (40, 45499722), (48, 37916435), (60, 30333148), (80, 22749861), (120, 15166574), (240, 7583287)]