39472940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{967}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 89931072

約数和(自身を除く): 50458132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 967, 1570, 1934, 2041, 3140, 3868, 4082, 4835, 8164, 9670, 10205, 12571, 19340, 20410, 25142, 40820, 50284, 62855, 125710, 151819, 251420, 303638, 607276, 759095, 1518190, 1973647, 3036380, 3947294, 7894588, 9868235, 19736470, 39472940]

約数ペア:

[(1, 39472940), (2, 19736470), (4, 9868235), (5, 7894588), (10, 3947294), (13, 3036380), (20, 1973647), (26, 1518190), (52, 759095), (65, 607276), (130, 303638), (157, 251420), (260, 151819), (314, 125710), (628, 62855), (785, 50284), (967, 40820), (1570, 25142), (1934, 20410), (2041, 19340), (3140, 12571), (3868, 10205), (4082, 9670), (4835, 8164)]