2487112422620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1279}}^1\times {\mathrm{1984261}}^1$

素因数の和:1985563

約数の個数: 72

約数和(自身を含む): 6080413731840

約数和(自身を除く): 3593301309220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1279, 2558, 5116, 6395, 8953, 12790, 17906, 25580, 35812, 44765, 62671, 89530, 125342, 179060, 250684, 313355, 626710, 1253420, 1984261, 3968522, 7937044, 9921305, 13889827, 19842610, 27779654, 39685220, 55559308, 69449135, 97228789, 138898270, 194457578, 277796540, 388915156, 486143945, 972287890, 1944575780, 2537869819, 5075739638, 10151479276, 12689349095, 17765088733, 25378698190, 35530177466, 50757396380, 71060354932, 88825443665, 124355621131, 177650887330, 248711242262, 355301774660, 497422484524, 621778105655, 1243556211310, 2487112422620]

約数ペア:

[(1, 2487112422620), (2, 1243556211310), (4, 621778105655), (5, 497422484524), (7, 355301774660), (10, 248711242262), (14, 177650887330), (20, 124355621131), (28, 88825443665), (35, 71060354932), (49, 50757396380), (70, 35530177466), (98, 25378698190), (140, 17765088733), (196, 12689349095), (245, 10151479276), (490, 5075739638), (980, 2537869819), (1279, 1944575780), (2558, 972287890), (5116, 486143945), (6395, 388915156), (8953, 277796540), (12790, 194457578), (17906, 138898270), (25580, 97228789), (35812, 69449135), (44765, 55559308), (62671, 39685220), (89530, 27779654), (125342, 19842610), (179060, 13889827), (250684, 9921305), (313355, 7937044), (626710, 3968522), (1253420, 1984261)]