20903130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77419}}^1$

素因数の和:77435

約数の個数: 32

約数和(自身を含む): 55742400

約数和(自身を除く): 34839270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77419, 154838, 232257, 387095, 464514, 696771, 774190, 1161285, 1393542, 2090313, 2322570, 3483855, 4180626, 6967710, 10451565, 20903130]

約数ペア:

[(1, 20903130), (2, 10451565), (3, 6967710), (5, 4180626), (6, 3483855), (9, 2322570), (10, 2090313), (15, 1393542), (18, 1161285), (27, 774190), (30, 696771), (45, 464514), (54, 387095), (90, 232257), (135, 154838), (270, 77419)]