27996430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 63618048

約数和(自身を除く): 35621618

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 103, 110, 154, 206, 353, 385, 515, 706, 721, 770, 1030, 1133, 1442, 1765, 2266, 2471, 3530, 3605, 3883, 4942, 5665, 7210, 7766, 7931, 11330, 12355, 15862, 19415, 24710, 27181, 36359, 38830, 39655, 54362, 72718, 79310, 135905, 181795, 254513, 271810, 363590, 399949, 509026, 799898, 1272565, 1999745, 2545130, 2799643, 3999490, 5599286, 13998215, 27996430]

約数ペア:

[(1, 27996430), (2, 13998215), (5, 5599286), (7, 3999490), (10, 2799643), (11, 2545130), (14, 1999745), (22, 1272565), (35, 799898), (55, 509026), (70, 399949), (77, 363590), (103, 271810), (110, 254513), (154, 181795), (206, 135905), (353, 79310), (385, 72718), (515, 54362), (706, 39655), (721, 38830), (770, 36359), (1030, 27181), (1133, 24710), (1442, 19415), (1765, 15862), (2266, 12355), (2471, 11330), (3530, 7931), (3605, 7766), (3883, 7210), (4942, 5665)]