1383720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:914

約数の個数: 64

約数和(自身を含む): 4475520

約数和(自身を除く): 3091800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 887, 1560, 1774, 2661, 3548, 4435, 5322, 7096, 8870, 10644, 11531, 13305, 17740, 21288, 23062, 26610, 34593, 35480, 46124, 53220, 57655, 69186, 92248, 106440, 115310, 138372, 172965, 230620, 276744, 345930, 461240, 691860, 1383720]

約数ペア:

[(1, 1383720), (2, 691860), (3, 461240), (4, 345930), (5, 276744), (6, 230620), (8, 172965), (10, 138372), (12, 115310), (13, 106440), (15, 92248), (20, 69186), (24, 57655), (26, 53220), (30, 46124), (39, 35480), (40, 34593), (52, 26610), (60, 23062), (65, 21288), (78, 17740), (104, 13305), (120, 11531), (130, 10644), (156, 8870), (195, 7096), (260, 5322), (312, 4435), (390, 3548), (520, 2661), (780, 1774), (887, 1560)]