11381720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{5807}}^1$

素因数の和:5832

約数の個数: 48

約数和(自身を含む): 29795040

約数和(自身を除く): 18413320

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, 5807, 11614, 23228, 29035, 40649, 46456, 58070, 81298, 116140, 162596, 203245, 232280, 284543, 325192, 406490, 569086, 812980, 1138172, 1422715, 1625960, 2276344, 2845430, 5690860, 11381720]

約数ペア:

[(1, 11381720), (2, 5690860), (4, 2845430), (5, 2276344), (7, 1625960), (8, 1422715), (10, 1138172), (14, 812980), (20, 569086), (28, 406490), (35, 325192), (40, 284543), (49, 232280), (56, 203245), (70, 162596), (98, 116140), (140, 81298), (196, 58070), (245, 46456), (280, 40649), (392, 29035), (490, 23228), (980, 11614), (1960, 5807)]