16120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:55

約数の個数: 32

約数和(自身を含む): 40320

約数和(自身を除く): 24200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120]

約数ペア:

[(1, 16120), (2, 8060), (4, 4030), (5, 3224), (8, 2015), (10, 1612), (13, 1240), (20, 806), (26, 620), (31, 520), (40, 403), (52, 310), (62, 260), (65, 248), (104, 155), (124, 130)]