1640492230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{268493}}^1$

素因数の和:268560

約数の個数: 32

約数和(自身を含む): 3247703424

約数和(自身を除く): 1607211194

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 268493, 536986, 1342465, 2684930, 3490409, 6980818, 12619171, 17452045, 25238342, 34904090, 63095855, 126191710, 164049223, 328098446, 820246115, 1640492230]

約数ペア:

[(1, 1640492230), (2, 820246115), (5, 328098446), (10, 164049223), (13, 126191710), (26, 63095855), (47, 34904090), (65, 25238342), (94, 17452045), (130, 12619171), (235, 6980818), (470, 3490409), (611, 2684930), (1222, 1342465), (3055, 536986), (6110, 268493)]