30685720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59011}}^1$

素因数の和:59035

約数の個数: 32

約数和(自身を含む): 74355120

約数和(自身を除く): 43669400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59011, 118022, 236044, 295055, 472088, 590110, 767143, 1180220, 1534286, 2360440, 3068572, 3835715, 6137144, 7671430, 15342860, 30685720]

約数ペア:

[(1, 30685720), (2, 15342860), (4, 7671430), (5, 6137144), (8, 3835715), (10, 3068572), (13, 2360440), (20, 1534286), (26, 1180220), (40, 767143), (52, 590110), (65, 472088), (104, 295055), (130, 236044), (260, 118022), (520, 59011)]