1316437720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2531611}}^1$

素因数の和:2531635

約数の個数: 32

約数和(自身を含む): 3189831120

約数和(自身を除く): 1873393400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2531611, 5063222, 10126444, 12658055, 20252888, 25316110, 32910943, 50632220, 65821886, 101264440, 131643772, 164554715, 263287544, 329109430, 658218860, 1316437720]

約数ペア:

[(1, 1316437720), (2, 658218860), (4, 329109430), (5, 263287544), (8, 164554715), (10, 131643772), (13, 101264440), (20, 65821886), (26, 50632220), (40, 32910943), (52, 25316110), (65, 20252888), (104, 12658055), (130, 10126444), (260, 5063222), (520, 2531611)]