15028520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28901}}^1$

素因数の和:28925

約数の個数: 32

約数和(自身を含む): 36416520

約数和(自身を除く): 21388000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 28901, 57802, 115604, 144505, 231208, 289010, 375713, 578020, 751426, 1156040, 1502852, 1878565, 3005704, 3757130, 7514260, 15028520]

約数ペア:

[(1, 15028520), (2, 7514260), (4, 3757130), (5, 3005704), (8, 1878565), (10, 1502852), (13, 1156040), (20, 751426), (26, 578020), (40, 375713), (52, 289010), (65, 231208), (104, 144505), (130, 115604), (260, 57802), (520, 28901)]