39484120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75931}}^1$

素因数の和:75955

約数の個数: 32

約数和(自身を含む): 95674320

約数和(自身を除く): 56190200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 75931, 151862, 303724, 379655, 607448, 759310, 987103, 1518620, 1974206, 3037240, 3948412, 4935515, 7896824, 9871030, 19742060, 39484120]

約数ペア:

[(1, 39484120), (2, 19742060), (4, 9871030), (5, 7896824), (8, 4935515), (10, 3948412), (13, 3037240), (20, 1974206), (26, 1518620), (40, 987103), (52, 759310), (65, 607448), (104, 379655), (130, 303724), (260, 151862), (520, 75931)]