8844520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5393}}^1$

素因数の和:5445

約数の個数: 32

約数和(自身を含む): 20389320

約数和(自身を除く): 11544800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5393, 10786, 21572, 26965, 43144, 53930, 107860, 215720, 221113, 442226, 884452, 1105565, 1768904, 2211130, 4422260, 8844520]

約数ペア:

[(1, 8844520), (2, 4422260), (4, 2211130), (5, 1768904), (8, 1105565), (10, 884452), (20, 442226), (40, 221113), (41, 215720), (82, 107860), (164, 53930), (205, 43144), (328, 26965), (410, 21572), (820, 10786), (1640, 5393)]