16396880

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2113}}^1$

素因数の和:2223

約数の個数: 40

約数和(自身を含む): 38533992

約数和(自身を除く): 22137112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 2113, 3880, 4226, 7760, 8452, 10565, 16904, 21130, 33808, 42260, 84520, 169040, 204961, 409922, 819844, 1024805, 1639688, 2049610, 3279376, 4099220, 8198440, 16396880]

約数ペア:

[(1, 16396880), (2, 8198440), (4, 4099220), (5, 3279376), (8, 2049610), (10, 1639688), (16, 1024805), (20, 819844), (40, 409922), (80, 204961), (97, 169040), (194, 84520), (388, 42260), (485, 33808), (776, 21130), (970, 16904), (1552, 10565), (1940, 8452), (2113, 7760), (3880, 4226)]