22479937640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:1011

約数の個数: 128

約数和(自身を含む): 52348032000

約数和(自身を除く): 29868094360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 101, 109, 142, 202, 218, 284, 355, 404, 436, 505, 545, 568, 710, 719, 808, 872, 1010, 1090, 1420, 1438, 2020, 2180, 2840, 2876, 3595, 4040, 4360, 5752, 7171, 7190, 7739, 11009, 14342, 14380, 15478, 22018, 28684, 28760, 30956, 35855, 38695, 44036, 51049, 55045, 57368, 61912, 71710, 72619, 77390, 78371, 88072, 102098, 110090, 143420, 145238, 154780, 156742, 204196, 220180, 255245, 286840, 290476, 309560, 313484, 363095, 391855, 408392, 440360, 510490, 580952, 626968, 726190, 781639, 783710, 1020980, 1452380, 1563278, 1567420, 2041960, 2904760, 3126556, 3134840, 3908195, 5155949, 5564341, 6253112, 7816390, 7915471, 10311898, 11128682, 15632780, 15830942, 20623796, 22257364, 25779745, 27821705, 31265560, 31661884, 39577355, 41247592, 44514728, 51559490, 55643410, 63323768, 79154710, 103118980, 111286820, 158309420, 206237960, 222573640, 316618840, 561998441, 1123996882, 2247993764, 2809992205, 4495987528, 5619984410, 11239968820, 22479937640]

約数ペア:

[(1, 22479937640), (2, 11239968820), (4, 5619984410), (5, 4495987528), (8, 2809992205), (10, 2247993764), (20, 1123996882), (40, 561998441), (71, 316618840), (101, 222573640), (109, 206237960), (142, 158309420), (202, 111286820), (218, 103118980), (284, 79154710), (355, 63323768), (404, 55643410), (436, 51559490), (505, 44514728), (545, 41247592), (568, 39577355), (710, 31661884), (719, 31265560), (808, 27821705), (872, 25779745), (1010, 22257364), (1090, 20623796), (1420, 15830942), (1438, 15632780), (2020, 11128682), (2180, 10311898), (2840, 7915471), (2876, 7816390), (3595, 6253112), (4040, 5564341), (4360, 5155949), (5752, 3908195), (7171, 3134840), (7190, 3126556), (7739, 2904760), (11009, 2041960), (14342, 1567420), (14380, 1563278), (15478, 1452380), (22018, 1020980), (28684, 783710), (28760, 781639), (30956, 726190), (35855, 626968), (38695, 580952), (44036, 510490), (51049, 440360), (55045, 408392), (57368, 391855), (61912, 363095), (71710, 313484), (72619, 309560), (77390, 290476), (78371, 286840), (88072, 255245), (102098, 220180), (110090, 204196), (143420, 156742), (145238, 154780)]