635960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 1542240

約数和(自身を除く): 906280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1223, 2446, 4892, 6115, 9784, 12230, 15899, 24460, 31798, 48920, 63596, 79495, 127192, 158990, 317980, 635960]

約数ペア:

[(1, 635960), (2, 317980), (4, 158990), (5, 127192), (8, 79495), (10, 63596), (13, 48920), (20, 31798), (26, 24460), (40, 15899), (52, 12230), (65, 9784), (104, 6115), (130, 4892), (260, 2446), (520, 1223)]