20675960

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8761}}^1$

素因数の和:8831

約数の個数: 32

約数和(自身を含む): 47314800

約数和(自身を除く): 26638840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 8761, 17522, 35044, 43805, 70088, 87610, 175220, 350440, 516899, 1033798, 2067596, 2584495, 4135192, 5168990, 10337980, 20675960]

約数ペア:

[(1, 20675960), (2, 10337980), (4, 5168990), (5, 4135192), (8, 2584495), (10, 2067596), (20, 1033798), (40, 516899), (59, 350440), (118, 175220), (236, 87610), (295, 70088), (472, 43805), (590, 35044), (1180, 17522), (2360, 8761)]