876880

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 40

約数和(自身を含む): 2077992

約数和(自身を除く): 1201112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 113, 194, 226, 388, 452, 485, 565, 776, 904, 970, 1130, 1552, 1808, 1940, 2260, 3880, 4520, 7760, 9040, 10961, 21922, 43844, 54805, 87688, 109610, 175376, 219220, 438440, 876880]

約数ペア:

[(1, 876880), (2, 438440), (4, 219220), (5, 175376), (8, 109610), (10, 87688), (16, 54805), (20, 43844), (40, 21922), (80, 10961), (97, 9040), (113, 7760), (194, 4520), (226, 3880), (388, 2260), (452, 1940), (485, 1808), (565, 1552), (776, 1130), (904, 970)]