1540278844

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{2278519}}^1$

素因数の和:2278549

約数の個数: 18

約数和(自身を含む): 2918784120

約数和(自身を除く): 1378505276

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2278519, 4557038, 9114076, 29620747, 59241494, 118482988, 385069711, 770139422, 1540278844]

約数ペア:

[(1, 1540278844), (2, 770139422), (4, 385069711), (13, 118482988), (26, 59241494), (52, 29620747), (169, 9114076), (338, 4557038), (676, 2278519)]