25474060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 32183540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1559, 1634, 3118, 3268, 4085, 6236, 7795, 8170, 15590, 16340, 29621, 31180, 59242, 67037, 118484, 134074, 148105, 268148, 296210, 335185, 592420, 670370, 1273703, 1340740, 2547406, 5094812, 6368515, 12737030, 25474060]

約数ペア:

[(1, 25474060), (2, 12737030), (4, 6368515), (5, 5094812), (10, 2547406), (19, 1340740), (20, 1273703), (38, 670370), (43, 592420), (76, 335185), (86, 296210), (95, 268148), (172, 148105), (190, 134074), (215, 118484), (380, 67037), (430, 59242), (817, 31180), (860, 29621), (1559, 16340), (1634, 15590), (3118, 8170), (3268, 7795), (4085, 6236)]