49156840

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4003}}^1$

素因数の和:4321

約数の個数: 32

約数和(自身を含む): 110990880

約数和(自身を除く): 61834040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 4003, 6140, 8006, 12280, 16012, 20015, 32024, 40030, 80060, 160120, 1228921, 2457842, 4915684, 6144605, 9831368, 12289210, 24578420, 49156840]

約数ペア:

[(1, 49156840), (2, 24578420), (4, 12289210), (5, 9831368), (8, 6144605), (10, 4915684), (20, 2457842), (40, 1228921), (307, 160120), (614, 80060), (1228, 40030), (1535, 32024), (2456, 20015), (3070, 16012), (4003, 12280), (6140, 8006)]