202627760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{148991}}^1$

素因数の和:149021

約数の個数: 40

約数和(自身を含む): 498825216

約数和(自身を除く): 296197456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 148991, 297982, 595964, 744955, 1191928, 1489910, 2383856, 2532847, 2979820, 5065694, 5959640, 10131388, 11919280, 12664235, 20262776, 25328470, 40525552, 50656940, 101313880, 202627760]

約数ペア:

[(1, 202627760), (2, 101313880), (4, 50656940), (5, 40525552), (8, 25328470), (10, 20262776), (16, 12664235), (17, 11919280), (20, 10131388), (34, 5959640), (40, 5065694), (68, 2979820), (80, 2532847), (85, 2383856), (136, 1489910), (170, 1191928), (272, 744955), (340, 595964), (680, 297982), (1360, 148991)]