31706240

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 76671360

約数和(自身を除く): 44965120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 463, 535, 640, 856, 926, 1070, 1712, 1852, 2140, 2315, 3424, 3704, 4280, 4630, 6848, 7408, 8560, 9260, 13696, 14816, 17120, 18520, 29632, 34240, 37040, 49541, 59264, 68480, 74080, 99082, 148160, 198164, 247705, 296320, 396328, 495410, 792656, 990820, 1585312, 1981640, 3170624, 3963280, 6341248, 7926560, 15853120, 31706240]

約数ペア:

[(1, 31706240), (2, 15853120), (4, 7926560), (5, 6341248), (8, 3963280), (10, 3170624), (16, 1981640), (20, 1585312), (32, 990820), (40, 792656), (64, 495410), (80, 396328), (107, 296320), (128, 247705), (160, 198164), (214, 148160), (320, 99082), (428, 74080), (463, 68480), (535, 59264), (640, 49541), (856, 37040), (926, 34240), (1070, 29632), (1712, 18520), (1852, 17120), (2140, 14816), (2315, 13696), (3424, 9260), (3704, 8560), (4280, 7408), (4630, 6848)]