2556460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 5818176

約数和(自身を除く): 3261716

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 103, 146, 170, 206, 292, 340, 365, 412, 515, 730, 1030, 1241, 1460, 1751, 2060, 2482, 3502, 4964, 6205, 7004, 7519, 8755, 12410, 15038, 17510, 24820, 30076, 35020, 37595, 75190, 127823, 150380, 255646, 511292, 639115, 1278230, 2556460]

約数ペア:

[(1, 2556460), (2, 1278230), (4, 639115), (5, 511292), (10, 255646), (17, 150380), (20, 127823), (34, 75190), (68, 37595), (73, 35020), (85, 30076), (103, 24820), (146, 17510), (170, 15038), (206, 12410), (292, 8755), (340, 7519), (365, 7004), (412, 6205), (515, 4964), (730, 3502), (1030, 2482), (1241, 2060), (1460, 1751)]