39781320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331511}}^1$

素因数の和:331525

約数の個数: 32

約数和(自身を含む): 119344320

約数和(自身を除く): 79563000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331511, 663022, 994533, 1326044, 1657555, 1989066, 2652088, 3315110, 3978132, 4972665, 6630220, 7956264, 9945330, 13260440, 19890660, 39781320]

約数ペア:

[(1, 39781320), (2, 19890660), (3, 13260440), (4, 9945330), (5, 7956264), (6, 6630220), (8, 4972665), (10, 3978132), (12, 3315110), (15, 2652088), (20, 1989066), (24, 1657555), (30, 1326044), (40, 994533), (60, 663022), (120, 331511)]