142912120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{274831}}^1$

素因数の和:274855

約数の個数: 32

約数和(自身を含む): 346288320

約数和(自身を除く): 203376200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 274831, 549662, 1099324, 1374155, 2198648, 2748310, 3572803, 5496620, 7145606, 10993240, 14291212, 17864015, 28582424, 35728030, 71456060, 142912120]

約数ペア:

[(1, 142912120), (2, 71456060), (4, 35728030), (5, 28582424), (8, 17864015), (10, 14291212), (13, 10993240), (20, 7145606), (26, 5496620), (40, 3572803), (52, 2748310), (65, 2198648), (104, 1374155), (130, 1099324), (260, 549662), (520, 274831)]