20201190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4289}}^1$

素因数の和:4456

約数の個数: 32

約数和(自身を含む): 48803040

約数和(自身を除く): 28601850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 4289, 4710, 8578, 12867, 21445, 25734, 42890, 64335, 128670, 673373, 1346746, 2020119, 3366865, 4040238, 6733730, 10100595, 20201190]

約数ペア:

[(1, 20201190), (2, 10100595), (3, 6733730), (5, 4040238), (6, 3366865), (10, 2020119), (15, 1346746), (30, 673373), (157, 128670), (314, 64335), (471, 42890), (785, 25734), (942, 21445), (1570, 12867), (2355, 8578), (4289, 4710)]