2012802520

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{163909}}^1$

素因数の和:164227

約数の個数: 32

約数和(自身を含む): 4543585200

約数和(自身を除く): 2530782680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 163909, 327818, 655636, 819545, 1311272, 1639090, 3278180, 6556360, 50320063, 100640126, 201280252, 251600315, 402560504, 503200630, 1006401260, 2012802520]

約数ペア:

[(1, 2012802520), (2, 1006401260), (4, 503200630), (5, 402560504), (8, 251600315), (10, 201280252), (20, 100640126), (40, 50320063), (307, 6556360), (614, 3278180), (1228, 1639090), (1535, 1311272), (2456, 819545), (3070, 655636), (6140, 327818), (12280, 163909)]