4180840

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{823}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 9492480

約数和(自身を除く): 5311640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 823, 1016, 1270, 1646, 2540, 3292, 4115, 5080, 6584, 8230, 16460, 32920, 104521, 209042, 418084, 522605, 836168, 1045210, 2090420, 4180840]

約数ペア:

[(1, 4180840), (2, 2090420), (4, 1045210), (5, 836168), (8, 522605), (10, 418084), (20, 209042), (40, 104521), (127, 32920), (254, 16460), (508, 8230), (635, 6584), (823, 5080), (1016, 4115), (1270, 3292), (1646, 2540)]