38120440

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4789}}^1$

素因数の和:4999

約数の個数: 32

約数和(自身を含む): 86220000

約数和(自身を除く): 48099560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 4789, 7960, 9578, 19156, 23945, 38312, 47890, 95780, 191560, 953011, 1906022, 3812044, 4765055, 7624088, 9530110, 19060220, 38120440]

約数ペア:

[(1, 38120440), (2, 19060220), (4, 9530110), (5, 7624088), (8, 4765055), (10, 3812044), (20, 1906022), (40, 953011), (199, 191560), (398, 95780), (796, 47890), (995, 38312), (1592, 23945), (1990, 19156), (3980, 9578), (4789, 7960)]