212705440

素因数分解:

$2^5\times 5^1\times {\mathrm{1153}}^2$

素因数の和:2321

約数の個数: 36

約数和(自身を含む): 502952814

約数和(自身を除く): 290247374

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1153, 2306, 4612, 5765, 9224, 11530, 18448, 23060, 36896, 46120, 92240, 184480, 1329409, 2658818, 5317636, 6647045, 10635272, 13294090, 21270544, 26588180, 42541088, 53176360, 106352720, 212705440]

約数ペア:

[(1, 212705440), (2, 106352720), (4, 53176360), (5, 42541088), (8, 26588180), (10, 21270544), (16, 13294090), (20, 10635272), (32, 6647045), (40, 5317636), (80, 2658818), (160, 1329409), (1153, 184480), (2306, 92240), (4612, 46120), (5765, 36896), (9224, 23060), (11530, 18448)]