20137062080

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{796561}}^1$

素因数の和:796657

約数の個数: 56

約数和(自身を含む): 48558419520

約数和(自身を除く): 28421357440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 6320, 12640, 25280, 796561, 1593122, 3186244, 3982805, 6372488, 7965610, 12744976, 15931220, 25489952, 31862440, 50979904, 62928319, 63724880, 125856638, 127449760, 251713276, 254899520, 314641595, 503426552, 629283190, 1006853104, 1258566380, 2013706208, 2517132760, 4027412416, 5034265520, 10068531040, 20137062080]

約数ペア:

[(1, 20137062080), (2, 10068531040), (4, 5034265520), (5, 4027412416), (8, 2517132760), (10, 2013706208), (16, 1258566380), (20, 1006853104), (32, 629283190), (40, 503426552), (64, 314641595), (79, 254899520), (80, 251713276), (158, 127449760), (160, 125856638), (316, 63724880), (320, 62928319), (395, 50979904), (632, 31862440), (790, 25489952), (1264, 15931220), (1580, 12744976), (2528, 7965610), (3160, 6372488), (5056, 3982805), (6320, 3186244), (12640, 1593122), (25280, 796561)]