3857960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2243}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 8886240

約数和(自身を除く): 5028280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2243, 4486, 8972, 11215, 17944, 22430, 44860, 89720, 96449, 192898, 385796, 482245, 771592, 964490, 1928980, 3857960]

約数ペア:

[(1, 3857960), (2, 1928980), (4, 964490), (5, 771592), (8, 482245), (10, 385796), (20, 192898), (40, 96449), (43, 89720), (86, 44860), (172, 22430), (215, 17944), (344, 11215), (430, 8972), (860, 4486), (1720, 2243)]