7130441720

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{538553}}^1$

素因数の和:538895

約数の個数: 32

約数和(自身を含む): 16091993520

約数和(自身を除く): 8961551800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13240, 538553, 1077106, 2154212, 2692765, 4308424, 5385530, 10771060, 21542120, 178261043, 356522086, 713044172, 891305215, 1426088344, 1782610430, 3565220860, 7130441720]

約数ペア:

[(1, 7130441720), (2, 3565220860), (4, 1782610430), (5, 1426088344), (8, 891305215), (10, 713044172), (20, 356522086), (40, 178261043), (331, 21542120), (662, 10771060), (1324, 5385530), (1655, 4308424), (2648, 2692765), (3310, 2154212), (6620, 1077106), (13240, 538553)]