3987515920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2931997}}^1$

素因数の和:2932027

約数の個数: 40

約数和(自身を含む): 9816329304

約数和(自身を除く): 5828813384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2931997, 5863994, 11727988, 14659985, 23455976, 29319970, 46911952, 49843949, 58639940, 99687898, 117279880, 199375796, 234559760, 249219745, 398751592, 498439490, 797503184, 996878980, 1993757960, 3987515920]

約数ペア:

[(1, 3987515920), (2, 1993757960), (4, 996878980), (5, 797503184), (8, 498439490), (10, 398751592), (16, 249219745), (17, 234559760), (20, 199375796), (34, 117279880), (40, 99687898), (68, 58639940), (80, 49843949), (85, 46911952), (136, 29319970), (170, 23455976), (272, 14659985), (340, 11727988), (680, 5863994), (1360, 2931997)]