15130720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8597}}^1$

素因数の和:8623

約数の個数: 48

約数和(自身を含む): 39000528

約数和(自身を除く): 23869808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 8597, 17194, 34388, 42985, 68776, 85970, 94567, 137552, 171940, 189134, 275104, 343880, 378268, 472835, 687760, 756536, 945670, 1375520, 1513072, 1891340, 3026144, 3782680, 7565360, 15130720]

約数ペア:

[(1, 15130720), (2, 7565360), (4, 3782680), (5, 3026144), (8, 1891340), (10, 1513072), (11, 1375520), (16, 945670), (20, 756536), (22, 687760), (32, 472835), (40, 378268), (44, 343880), (55, 275104), (80, 189134), (88, 171940), (110, 137552), (160, 94567), (176, 85970), (220, 68776), (352, 42985), (440, 34388), (880, 17194), (1760, 8597)]