6699940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 15403248

約数和(自身を除く): 8703308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 353, 365, 706, 730, 949, 1412, 1460, 1765, 1898, 3530, 3796, 4589, 4745, 7060, 9178, 9490, 18356, 18980, 22945, 25769, 45890, 51538, 91780, 103076, 128845, 257690, 334997, 515380, 669994, 1339988, 1674985, 3349970, 6699940]

約数ペア:

[(1, 6699940), (2, 3349970), (4, 1674985), (5, 1339988), (10, 669994), (13, 515380), (20, 334997), (26, 257690), (52, 128845), (65, 103076), (73, 91780), (130, 51538), (146, 45890), (260, 25769), (292, 22945), (353, 18980), (365, 18356), (706, 9490), (730, 9178), (949, 7060), (1412, 4745), (1460, 4589), (1765, 3796), (1898, 3530)]