39955890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102451}}^1$

素因数の和:102474

約数の個数: 32

約数和(自身を含む): 103271616

約数和(自身を除く): 63315726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 102451, 204902, 307353, 512255, 614706, 1024510, 1331863, 1536765, 2663726, 3073530, 3995589, 6659315, 7991178, 13318630, 19977945, 39955890]

約数ペア:

[(1, 39955890), (2, 19977945), (3, 13318630), (5, 7991178), (6, 6659315), (10, 3995589), (13, 3073530), (15, 2663726), (26, 1536765), (30, 1331863), (39, 1024510), (65, 614706), (78, 512255), (130, 307353), (195, 204902), (390, 102451)]