20199071080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13648021}}^1$

素因数の和:13648069

約数の個数: 32

約数和(自身を含む): 46676235240

約数和(自身を除く): 26477164160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13648021, 27296042, 54592084, 68240105, 109184168, 136480210, 272960420, 504976777, 545920840, 1009953554, 2019907108, 2524883885, 4039814216, 5049767770, 10099535540, 20199071080]

約数ペア:

[(1, 20199071080), (2, 10099535540), (4, 5049767770), (5, 4039814216), (8, 2524883885), (10, 2019907108), (20, 1009953554), (37, 545920840), (40, 504976777), (74, 272960420), (148, 136480210), (185, 109184168), (296, 68240105), (370, 54592084), (740, 27296042), (1480, 13648021)]