907029220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{140407}}^1$

素因数の和:140452

約数の個数: 48

約数和(自身を含む): 2122968960

約数和(自身を除く): 1215939740

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 140407, 280814, 561628, 702035, 1404070, 2386919, 2667733, 2808140, 4773838, 5335466, 9547676, 10670932, 11934595, 13338665, 23869190, 26677330, 45351461, 47738380, 53354660, 90702922, 181405844, 226757305, 453514610, 907029220]

約数ペア:

[(1, 907029220), (2, 453514610), (4, 226757305), (5, 181405844), (10, 90702922), (17, 53354660), (19, 47738380), (20, 45351461), (34, 26677330), (38, 23869190), (68, 13338665), (76, 11934595), (85, 10670932), (95, 9547676), (170, 5335466), (190, 4773838), (323, 2808140), (340, 2667733), (380, 2386919), (646, 1404070), (1292, 702035), (1615, 561628), (3230, 280814), (6460, 140407)]