38280760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19531}}^1$

素因数の和:19556

約数の個数: 48

約数和(自身を含む): 100199160

約数和(自身を除く): 61918400

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, 19531, 39062, 78124, 97655, 136717, 156248, 195310, 273434, 390620, 546868, 683585, 781240, 957019, 1093736, 1367170, 1914038, 2734340, 3828076, 4785095, 5468680, 7656152, 9570190, 19140380, 38280760]

約数ペア:

[(1, 38280760), (2, 19140380), (4, 9570190), (5, 7656152), (7, 5468680), (8, 4785095), (10, 3828076), (14, 2734340), (20, 1914038), (28, 1367170), (35, 1093736), (40, 957019), (49, 781240), (56, 683585), (70, 546868), (98, 390620), (140, 273434), (196, 195310), (245, 156248), (280, 136717), (392, 97655), (490, 78124), (980, 39062), (1960, 19531)]