15087440

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1831}}^1$

素因数の和:1947

約数の個数: 40

約数和(自身を含む): 35438208

約数和(自身を除く): 20350768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 1831, 2060, 3662, 4120, 7324, 8240, 9155, 14648, 18310, 29296, 36620, 73240, 146480, 188593, 377186, 754372, 942965, 1508744, 1885930, 3017488, 3771860, 7543720, 15087440]

約数ペア:

[(1, 15087440), (2, 7543720), (4, 3771860), (5, 3017488), (8, 1885930), (10, 1508744), (16, 942965), (20, 754372), (40, 377186), (80, 188593), (103, 146480), (206, 73240), (412, 36620), (515, 29296), (824, 18310), (1030, 14648), (1648, 9155), (1831, 8240), (2060, 7324), (3662, 4120)]