15785120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7589}}^1$

素因数の和:7617

約数の個数: 48

約数和(自身を含む): 40166280

約数和(自身を除く): 24381160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 7589, 15178, 30356, 37945, 60712, 75890, 98657, 121424, 151780, 197314, 242848, 303560, 394628, 493285, 607120, 789256, 986570, 1214240, 1578512, 1973140, 3157024, 3946280, 7892560, 15785120]

約数ペア:

[(1, 15785120), (2, 7892560), (4, 3946280), (5, 3157024), (8, 1973140), (10, 1578512), (13, 1214240), (16, 986570), (20, 789256), (26, 607120), (32, 493285), (40, 394628), (52, 303560), (65, 242848), (80, 197314), (104, 151780), (130, 121424), (160, 98657), (208, 75890), (260, 60712), (416, 37945), (520, 30356), (1040, 15178), (2080, 7589)]