40616960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{7933}}^1$

素因数の和:7958

約数の個数: 44

約数和(自身を含む): 97445388

約数和(自身を除く): 56828428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 7933, 15866, 31732, 39665, 63464, 79330, 126928, 158660, 253856, 317320, 507712, 634640, 1015424, 1269280, 2030848, 2538560, 4061696, 5077120, 8123392, 10154240, 20308480, 40616960]

約数ペア:

[(1, 40616960), (2, 20308480), (4, 10154240), (5, 8123392), (8, 5077120), (10, 4061696), (16, 2538560), (20, 2030848), (32, 1269280), (40, 1015424), (64, 634640), (80, 507712), (128, 317320), (160, 253856), (256, 158660), (320, 126928), (512, 79330), (640, 63464), (1024, 39665), (1280, 31732), (2560, 15866), (5120, 7933)]