4384180

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{983}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 9257472

約数和(自身を除く): 4873292

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 983, 1115, 1966, 2230, 3932, 4460, 4915, 9830, 19660, 219209, 438418, 876836, 1096045, 2192090, 4384180]

約数ペア:

[(1, 4384180), (2, 2192090), (4, 1096045), (5, 876836), (10, 438418), (20, 219209), (223, 19660), (446, 9830), (892, 4915), (983, 4460), (1115, 3932), (1966, 2230)]