15692720440

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2054021}}^1$

素因数の和:2054223

約数の個数: 32

約数和(自身を含む): 35493500160

約数和(自身を除く): 19800779720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 2054021, 4108042, 8216084, 10270105, 16432168, 20540210, 41080420, 82160840, 392318011, 784636022, 1569272044, 1961590055, 3138544088, 3923180110, 7846360220, 15692720440]

約数ペア:

[(1, 15692720440), (2, 7846360220), (4, 3923180110), (5, 3138544088), (8, 1961590055), (10, 1569272044), (20, 784636022), (40, 392318011), (191, 82160840), (382, 41080420), (764, 20540210), (955, 16432168), (1528, 10270105), (1910, 8216084), (3820, 4108042), (7640, 2054021)]