49713620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2539}}^1$

素因数の和:2648

約数の個数: 48

約数和(自身を含む): 115214400

約数和(自身を除く): 65500780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 2539, 3916, 4895, 5078, 9790, 10156, 12695, 19580, 25390, 27929, 50780, 55858, 111716, 139645, 225971, 279290, 451942, 558580, 903884, 1129855, 2259710, 2485681, 4519420, 4971362, 9942724, 12428405, 24856810, 49713620]

約数ペア:

[(1, 49713620), (2, 24856810), (4, 12428405), (5, 9942724), (10, 4971362), (11, 4519420), (20, 2485681), (22, 2259710), (44, 1129855), (55, 903884), (89, 558580), (110, 451942), (178, 279290), (220, 225971), (356, 139645), (445, 111716), (890, 55858), (979, 50780), (1780, 27929), (1958, 25390), (2539, 19580), (3916, 12695), (4895, 10156), (5078, 9790)]