29428280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{463}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 76170240

約数和(自身を除く): 46741960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 463, 908, 926, 1135, 1589, 1816, 1852, 2270, 2315, 3178, 3241, 3704, 4540, 4630, 6356, 6482, 7945, 9080, 9260, 12712, 12964, 15890, 16205, 18520, 25928, 31780, 32410, 63560, 64820, 105101, 129640, 210202, 420404, 525505, 735707, 840808, 1051010, 1471414, 2102020, 2942828, 3678535, 4204040, 5885656, 7357070, 14714140, 29428280]

約数ペア:

[(1, 29428280), (2, 14714140), (4, 7357070), (5, 5885656), (7, 4204040), (8, 3678535), (10, 2942828), (14, 2102020), (20, 1471414), (28, 1051010), (35, 840808), (40, 735707), (56, 525505), (70, 420404), (140, 210202), (227, 129640), (280, 105101), (454, 64820), (463, 63560), (908, 32410), (926, 31780), (1135, 25928), (1589, 18520), (1816, 16205), (1852, 15890), (2270, 12964), (2315, 12712), (3178, 9260), (3241, 9080), (3704, 7945), (4540, 6482), (4630, 6356)]