19382640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80761}}^1$

素因数の和:80777

約数の個数: 40

約数和(自身を含む): 60086928

約数和(自身を除く): 40704288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80761, 161522, 242283, 323044, 403805, 484566, 646088, 807610, 969132, 1211415, 1292176, 1615220, 1938264, 2422830, 3230440, 3876528, 4845660, 6460880, 9691320, 19382640]

約数ペア:

[(1, 19382640), (2, 9691320), (3, 6460880), (4, 4845660), (5, 3876528), (6, 3230440), (8, 2422830), (10, 1938264), (12, 1615220), (15, 1292176), (16, 1211415), (20, 969132), (24, 807610), (30, 646088), (40, 484566), (48, 403805), (60, 323044), (80, 242283), (120, 161522), (240, 80761)]