16055440

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2069}}^1$

素因数の和:2179

約数の個数: 40

約数和(自身を含む): 37731960

約数和(自身を除く): 21676520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 2069, 3880, 4138, 7760, 8276, 10345, 16552, 20690, 33104, 41380, 82760, 165520, 200693, 401386, 802772, 1003465, 1605544, 2006930, 3211088, 4013860, 8027720, 16055440]

約数ペア:

[(1, 16055440), (2, 8027720), (4, 4013860), (5, 3211088), (8, 2006930), (10, 1605544), (16, 1003465), (20, 802772), (40, 401386), (80, 200693), (97, 165520), (194, 82760), (388, 41380), (485, 33104), (776, 20690), (970, 16552), (1552, 10345), (1940, 8276), (2069, 7760), (3880, 4138)]