201320360

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{15877}}^1$

素因数の和:16205

約数の個数: 32

約数和(自身を含む): 454428360

約数和(自身を除く): 253108000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 6340, 12680, 15877, 31754, 63508, 79385, 127016, 158770, 317540, 635080, 5033009, 10066018, 20132036, 25165045, 40264072, 50330090, 100660180, 201320360]

約数ペア:

[(1, 201320360), (2, 100660180), (4, 50330090), (5, 40264072), (8, 25165045), (10, 20132036), (20, 10066018), (40, 5033009), (317, 635080), (634, 317540), (1268, 158770), (1585, 127016), (2536, 79385), (3170, 63508), (6340, 31754), (12680, 15877)]