210007910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 441479808

約数和(自身を除く): 231471898

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 157, 194, 197, 314, 394, 485, 679, 785, 970, 985, 1099, 1358, 1379, 1570, 1970, 2198, 2758, 3395, 5495, 6790, 6895, 10990, 13790, 15229, 19109, 30458, 30929, 38218, 61858, 76145, 95545, 106603, 133763, 152290, 154645, 191090, 213206, 216503, 267526, 309290, 433006, 533015, 668815, 1066030, 1082515, 1337630, 2165030, 3000113, 6000226, 15000565, 21000791, 30001130, 42001582, 105003955, 210007910]

約数ペア:

[(1, 210007910), (2, 105003955), (5, 42001582), (7, 30001130), (10, 21000791), (14, 15000565), (35, 6000226), (70, 3000113), (97, 2165030), (157, 1337630), (194, 1082515), (197, 1066030), (314, 668815), (394, 533015), (485, 433006), (679, 309290), (785, 267526), (970, 216503), (985, 213206), (1099, 191090), (1358, 154645), (1379, 152290), (1570, 133763), (1970, 106603), (2198, 95545), (2758, 76145), (3395, 61858), (5495, 38218), (6790, 30929), (6895, 30458), (10990, 19109), (13790, 15229)]