55907840

素因数分解:

$2^9\times 5^1\times {\mathrm{21839}}^1$

素因数の和:21862

約数の個数: 40

約数和(自身を含む): 134053920

約数和(自身を除く): 78146080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 21839, 43678, 87356, 109195, 174712, 218390, 349424, 436780, 698848, 873560, 1397696, 1747120, 2795392, 3494240, 5590784, 6988480, 11181568, 13976960, 27953920, 55907840]

約数ペア:

[(1, 55907840), (2, 27953920), (4, 13976960), (5, 11181568), (8, 6988480), (10, 5590784), (16, 3494240), (20, 2795392), (32, 1747120), (40, 1397696), (64, 873560), (80, 698848), (128, 436780), (160, 349424), (256, 218390), (320, 174712), (512, 109195), (640, 87356), (1280, 43678), (2560, 21839)]