984928040

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{39779}}^1$

素因数の和:40409

約数の個数: 32

約数和(自身を含む): 2219724000

約数和(自身を除く): 1234795960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 3095, 4952, 6190, 12380, 24760, 39779, 79558, 159116, 198895, 318232, 397790, 795580, 1591160, 24623201, 49246402, 98492804, 123116005, 196985608, 246232010, 492464020, 984928040]

約数ペア:

[(1, 984928040), (2, 492464020), (4, 246232010), (5, 196985608), (8, 123116005), (10, 98492804), (20, 49246402), (40, 24623201), (619, 1591160), (1238, 795580), (2476, 397790), (3095, 318232), (4952, 198895), (6190, 159116), (12380, 79558), (24760, 39779)]