1590021320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{924431}}^1$

素因数の和:924485

約数の個数: 32

約数和(自身を含む): 3660750720

約数和(自身を除く): 2070729400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 924431, 1848862, 3697724, 4622155, 7395448, 9244310, 18488620, 36977240, 39750533, 79501066, 159002132, 198752665, 318004264, 397505330, 795010660, 1590021320]

約数ペア:

[(1, 1590021320), (2, 795010660), (4, 397505330), (5, 318004264), (8, 198752665), (10, 159002132), (20, 79501066), (40, 39750533), (43, 36977240), (86, 18488620), (172, 9244310), (215, 7395448), (344, 4622155), (430, 3697724), (860, 1848862), (1720, 924431)]