202245160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388933}}^1$

素因数の和:388957

約数の個数: 32

約数和(自身を含む): 490056840

約数和(自身を除く): 287811680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 388933, 777866, 1555732, 1944665, 3111464, 3889330, 5056129, 7778660, 10112258, 15557320, 20224516, 25280645, 40449032, 50561290, 101122580, 202245160]

約数ペア:

[(1, 202245160), (2, 101122580), (4, 50561290), (5, 40449032), (8, 25280645), (10, 20224516), (13, 15557320), (20, 10112258), (26, 7778660), (40, 5056129), (52, 3889330), (65, 3111464), (104, 1944665), (130, 1555732), (260, 777866), (520, 388933)]