20188295960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{10300151}}^1$

素因数の和:10300176

約数の個数: 48

約数和(自身を含む): 52839779760

約数和(自身を除く): 32651483800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 10300151, 20600302, 41200604, 51500755, 72101057, 82401208, 103001510, 144202114, 206003020, 288404228, 360505285, 412006040, 504707399, 576808456, 721010570, 1009414798, 1442021140, 2018829596, 2523536995, 2884042280, 4037659192, 5047073990, 10094147980, 20188295960]

約数ペア:

[(1, 20188295960), (2, 10094147980), (4, 5047073990), (5, 4037659192), (7, 2884042280), (8, 2523536995), (10, 2018829596), (14, 1442021140), (20, 1009414798), (28, 721010570), (35, 576808456), (40, 504707399), (49, 412006040), (56, 360505285), (70, 288404228), (98, 206003020), (140, 144202114), (196, 103001510), (245, 82401208), (280, 72101057), (392, 51500755), (490, 41200604), (980, 20600302), (1960, 10300151)]