2045205370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{37369}}^1$

素因数の和:37810

約数の個数: 32

約数和(自身を含む): 3974075280

約数和(自身を除く): 1928869910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 842, 2105, 4210, 5473, 10946, 27365, 37369, 54730, 74738, 186845, 373690, 485797, 971594, 2428985, 4857970, 15732349, 31464698, 78661745, 157323490, 204520537, 409041074, 1022602685, 2045205370]

約数ペア:

[(1, 2045205370), (2, 1022602685), (5, 409041074), (10, 204520537), (13, 157323490), (26, 78661745), (65, 31464698), (130, 15732349), (421, 4857970), (842, 2428985), (2105, 971594), (4210, 485797), (5473, 373690), (10946, 186845), (27365, 74738), (37369, 54730)]