38866840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 91238400

約数和(自身を除く): 52371560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 86, 118, 172, 215, 236, 295, 344, 383, 430, 472, 590, 766, 860, 1180, 1532, 1720, 1915, 2360, 2537, 3064, 3830, 5074, 7660, 10148, 12685, 15320, 16469, 20296, 22597, 25370, 32938, 45194, 50740, 65876, 82345, 90388, 101480, 112985, 131752, 164690, 180776, 225970, 329380, 451940, 658760, 903880, 971671, 1943342, 3886684, 4858355, 7773368, 9716710, 19433420, 38866840]

約数ペア:

[(1, 38866840), (2, 19433420), (4, 9716710), (5, 7773368), (8, 4858355), (10, 3886684), (20, 1943342), (40, 971671), (43, 903880), (59, 658760), (86, 451940), (118, 329380), (172, 225970), (215, 180776), (236, 164690), (295, 131752), (344, 112985), (383, 101480), (430, 90388), (472, 82345), (590, 65876), (766, 50740), (860, 45194), (1180, 32938), (1532, 25370), (1720, 22597), (1915, 20296), (2360, 16469), (2537, 15320), (3064, 12685), (3830, 10148), (5074, 7660)]