39568240

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5099}}^1$

素因数の和:5209

約数の個数: 40

約数和(自身を含む): 92962800

約数和(自身を除く): 53394560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 5099, 7760, 10198, 20396, 25495, 40792, 50990, 81584, 101980, 203960, 407920, 494603, 989206, 1978412, 2473015, 3956824, 4946030, 7913648, 9892060, 19784120, 39568240]

約数ペア:

[(1, 39568240), (2, 19784120), (4, 9892060), (5, 7913648), (8, 4946030), (10, 3956824), (16, 2473015), (20, 1978412), (40, 989206), (80, 494603), (97, 407920), (194, 203960), (388, 101980), (485, 81584), (776, 50990), (970, 40792), (1552, 25495), (1940, 20396), (3880, 10198), (5099, 7760)]