1940480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{379}}^1$

素因数の和:404

約数の個数: 44

約数和(自身を含む): 4667160

約数和(自身を除く): 2726680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 379, 512, 640, 758, 1024, 1280, 1516, 1895, 2560, 3032, 3790, 5120, 6064, 7580, 12128, 15160, 24256, 30320, 48512, 60640, 97024, 121280, 194048, 242560, 388096, 485120, 970240, 1940480]

約数ペア:

[(1, 1940480), (2, 970240), (4, 485120), (5, 388096), (8, 242560), (10, 194048), (16, 121280), (20, 97024), (32, 60640), (40, 48512), (64, 30320), (80, 24256), (128, 15160), (160, 12128), (256, 7580), (320, 6064), (379, 5120), (512, 3790), (640, 3032), (758, 2560), (1024, 1895), (1280, 1516)]