74756780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{18413}}^1$

素因数の和:18458

約数の個数: 48

約数和(自身を含む): 185613120

約数和(自身を除く): 110856340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 18413, 36826, 73652, 92065, 128891, 184130, 257782, 368260, 515564, 533977, 644455, 1067954, 1288910, 2135908, 2577820, 2669885, 3737839, 5339770, 7475678, 10679540, 14951356, 18689195, 37378390, 74756780]

約数ペア:

[(1, 74756780), (2, 37378390), (4, 18689195), (5, 14951356), (7, 10679540), (10, 7475678), (14, 5339770), (20, 3737839), (28, 2669885), (29, 2577820), (35, 2135908), (58, 1288910), (70, 1067954), (116, 644455), (140, 533977), (145, 515564), (203, 368260), (290, 257782), (406, 184130), (580, 128891), (812, 92065), (1015, 73652), (2030, 36826), (4060, 18413)]