684745520

素因数分解:

$2^4\times 5^1\times {\mathrm{613}}^1\times {\mathrm{13963}}^1$

素因数の和:14589

約数の個数: 40

約数和(自身を含む): 1594744656

約数和(自身を除く): 909999136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 613, 1226, 2452, 3065, 4904, 6130, 9808, 12260, 13963, 24520, 27926, 49040, 55852, 69815, 111704, 139630, 223408, 279260, 558520, 1117040, 8559319, 17118638, 34237276, 42796595, 68474552, 85593190, 136949104, 171186380, 342372760, 684745520]

約数ペア:

[(1, 684745520), (2, 342372760), (4, 171186380), (5, 136949104), (8, 85593190), (10, 68474552), (16, 42796595), (20, 34237276), (40, 17118638), (80, 8559319), (613, 1117040), (1226, 558520), (2452, 279260), (3065, 223408), (4904, 139630), (6130, 111704), (9808, 69815), (12260, 55852), (13963, 49040), (24520, 27926)]