16899340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 37142784

約数和(自身を除く): 20243444

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 281, 310, 388, 485, 562, 620, 970, 1124, 1405, 1940, 2810, 3007, 5620, 6014, 8711, 12028, 15035, 17422, 27257, 30070, 34844, 43555, 54514, 60140, 87110, 109028, 136285, 174220, 272570, 545140, 844967, 1689934, 3379868, 4224835, 8449670, 16899340]

約数ペア:

[(1, 16899340), (2, 8449670), (4, 4224835), (5, 3379868), (10, 1689934), (20, 844967), (31, 545140), (62, 272570), (97, 174220), (124, 136285), (155, 109028), (194, 87110), (281, 60140), (310, 54514), (388, 43555), (485, 34844), (562, 30070), (620, 27257), (970, 17422), (1124, 15035), (1405, 12028), (1940, 8711), (2810, 6014), (3007, 5620)]