38870240

素因数分解:

$2^5\times 5^1\times {\mathrm{379}}^1\times {\mathrm{641}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 92216880

約数和(自身を除く): 53346640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 379, 641, 758, 1282, 1516, 1895, 2564, 3032, 3205, 3790, 5128, 6064, 6410, 7580, 10256, 12128, 12820, 15160, 20512, 25640, 30320, 51280, 60640, 102560, 242939, 485878, 971756, 1214695, 1943512, 2429390, 3887024, 4858780, 7774048, 9717560, 19435120, 38870240]

約数ペア:

[(1, 38870240), (2, 19435120), (4, 9717560), (5, 7774048), (8, 4858780), (10, 3887024), (16, 2429390), (20, 1943512), (32, 1214695), (40, 971756), (80, 485878), (160, 242939), (379, 102560), (641, 60640), (758, 51280), (1282, 30320), (1516, 25640), (1895, 20512), (2564, 15160), (3032, 12820), (3205, 12128), (3790, 10256), (5128, 7580), (6064, 6410)]