38823280

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5003}}^1$

素因数の和:5113

約数の個数: 40

約数和(自身を含む): 91212912

約数和(自身を除く): 52389632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 5003, 7760, 10006, 20012, 25015, 40024, 50030, 80048, 100060, 200120, 400240, 485291, 970582, 1941164, 2426455, 3882328, 4852910, 7764656, 9705820, 19411640, 38823280]

約数ペア:

[(1, 38823280), (2, 19411640), (4, 9705820), (5, 7764656), (8, 4852910), (10, 3882328), (16, 2426455), (20, 1941164), (40, 970582), (80, 485291), (97, 400240), (194, 200120), (388, 100060), (485, 80048), (776, 50030), (970, 40024), (1552, 25015), (1940, 20012), (3880, 10006), (5003, 7760)]