2850871940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{157}}^1\times {\mathrm{2647}}^1$

素因数の和:2834

約数の個数: 96

約数和(自身を含む): 7028851200

約数和(自身を除く): 4177979260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 343, 490, 628, 686, 785, 980, 1099, 1372, 1570, 1715, 2198, 2647, 3140, 3430, 4396, 5294, 5495, 6860, 7693, 10588, 10990, 13235, 15386, 18529, 21980, 26470, 30772, 37058, 38465, 52940, 53851, 74116, 76930, 92645, 107702, 129703, 153860, 185290, 215404, 259406, 269255, 370580, 415579, 518812, 538510, 648515, 831158, 907921, 1077020, 1297030, 1662316, 1815842, 2077895, 2594060, 2909053, 3631684, 4155790, 4539605, 5818106, 8311580, 9079210, 11636212, 14545265, 18158420, 20363371, 29090530, 40726742, 58181060, 81453484, 101816855, 142543597, 203633710, 285087194, 407267420, 570174388, 712717985, 1425435970, 2850871940]

約数ペア:

[(1, 2850871940), (2, 1425435970), (4, 712717985), (5, 570174388), (7, 407267420), (10, 285087194), (14, 203633710), (20, 142543597), (28, 101816855), (35, 81453484), (49, 58181060), (70, 40726742), (98, 29090530), (140, 20363371), (157, 18158420), (196, 14545265), (245, 11636212), (314, 9079210), (343, 8311580), (490, 5818106), (628, 4539605), (686, 4155790), (785, 3631684), (980, 2909053), (1099, 2594060), (1372, 2077895), (1570, 1815842), (1715, 1662316), (2198, 1297030), (2647, 1077020), (3140, 907921), (3430, 831158), (4396, 648515), (5294, 538510), (5495, 518812), (6860, 415579), (7693, 370580), (10588, 269255), (10990, 259406), (13235, 215404), (15386, 185290), (18529, 153860), (21980, 129703), (26470, 107702), (30772, 92645), (37058, 76930), (38465, 74116), (52940, 53851)]