210834820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{14621}}^1$

素因数の和:14740

約数の個数: 48

約数和(自身を含む): 510951168

約数和(自身を除く): 300116348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 14420, 14621, 29242, 58484, 73105, 102347, 146210, 204694, 292420, 409388, 511735, 1023470, 1505963, 2046940, 3011926, 6023852, 7529815, 10541741, 15059630, 21083482, 30119260, 42166964, 52708705, 105417410, 210834820]

約数ペア:

[(1, 210834820), (2, 105417410), (4, 52708705), (5, 42166964), (7, 30119260), (10, 21083482), (14, 15059630), (20, 10541741), (28, 7529815), (35, 6023852), (70, 3011926), (103, 2046940), (140, 1505963), (206, 1023470), (412, 511735), (515, 409388), (721, 292420), (1030, 204694), (1442, 146210), (2060, 102347), (2884, 73105), (3605, 58484), (7210, 29242), (14420, 14621)]