28041490

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 51788160

約数和(自身を除く): 23746670

約数列:

[1, 2, 5, 10, 73, 107, 146, 214, 359, 365, 535, 718, 730, 1070, 1795, 3590, 7811, 15622, 26207, 38413, 39055, 52414, 76826, 78110, 131035, 192065, 262070, 384130, 2804149, 5608298, 14020745, 28041490]

約数ペア:

[(1, 28041490), (2, 14020745), (5, 5608298), (10, 2804149), (73, 384130), (107, 262070), (146, 192065), (214, 131035), (359, 78110), (365, 76826), (535, 52414), (718, 39055), (730, 38413), (1070, 26207), (1795, 15622), (3590, 7811)]