3116780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 7076160

約数和(自身を除く): 3959380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 103, 170, 178, 206, 340, 356, 412, 445, 515, 890, 1030, 1513, 1751, 1780, 2060, 3026, 3502, 6052, 7004, 7565, 8755, 9167, 15130, 17510, 18334, 30260, 35020, 36668, 45835, 91670, 155839, 183340, 311678, 623356, 779195, 1558390, 3116780]

約数ペア:

[(1, 3116780), (2, 1558390), (4, 779195), (5, 623356), (10, 311678), (17, 183340), (20, 155839), (34, 91670), (68, 45835), (85, 36668), (89, 35020), (103, 30260), (170, 18334), (178, 17510), (206, 15130), (340, 9167), (356, 8755), (412, 7565), (445, 7004), (515, 6052), (890, 3502), (1030, 3026), (1513, 2060), (1751, 1780)]