3678520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2243}}^1$

素因数の和:2295

約数の個数: 32

約数和(自身を含む): 8482320

約数和(自身を除く): 4803800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2243, 4486, 8972, 11215, 17944, 22430, 44860, 89720, 91963, 183926, 367852, 459815, 735704, 919630, 1839260, 3678520]

約数ペア:

[(1, 3678520), (2, 1839260), (4, 919630), (5, 735704), (8, 459815), (10, 367852), (20, 183926), (40, 91963), (41, 89720), (82, 44860), (164, 22430), (205, 17944), (328, 11215), (410, 8972), (820, 4486), (1640, 2243)]