1900687660

素因数分解:

$2^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{73613}}^1$

素因数の和:74913

約数の個数: 24

約数和(自身を含む): 3994590096

約数和(自身を除く): 2093902436

約数列:

[1, 2, 4, 5, 10, 20, 1291, 2582, 5164, 6455, 12910, 25820, 73613, 147226, 294452, 368065, 736130, 1472260, 95034383, 190068766, 380137532, 475171915, 950343830, 1900687660]

約数ペア:

[(1, 1900687660), (2, 950343830), (4, 475171915), (5, 380137532), (10, 190068766), (20, 95034383), (1291, 1472260), (2582, 736130), (5164, 368065), (6455, 294452), (12910, 147226), (25820, 73613)]