194641520

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{9467}}^1$

素因数の和:9737

約数の個数: 40

約数和(自身を含む): 454350384

約数和(自身を除く): 259708864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 9467, 10280, 18934, 20560, 37868, 47335, 75736, 94670, 151472, 189340, 378680, 757360, 2433019, 4866038, 9732076, 12165095, 19464152, 24330190, 38928304, 48660380, 97320760, 194641520]

約数ペア:

[(1, 194641520), (2, 97320760), (4, 48660380), (5, 38928304), (8, 24330190), (10, 19464152), (16, 12165095), (20, 9732076), (40, 4866038), (80, 2433019), (257, 757360), (514, 378680), (1028, 189340), (1285, 151472), (2056, 94670), (2570, 75736), (4112, 47335), (5140, 37868), (9467, 20560), (10280, 18934)]