42216340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 91671552

約数和(自身を除く): 49455212

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 235, 388, 463, 470, 485, 926, 940, 970, 1852, 1940, 2315, 4559, 4630, 9118, 9260, 18236, 21761, 22795, 43522, 44911, 45590, 87044, 89822, 91180, 108805, 179644, 217610, 224555, 435220, 449110, 898220, 2110817, 4221634, 8443268, 10554085, 21108170, 42216340]

約数ペア:

[(1, 42216340), (2, 21108170), (4, 10554085), (5, 8443268), (10, 4221634), (20, 2110817), (47, 898220), (94, 449110), (97, 435220), (188, 224555), (194, 217610), (235, 179644), (388, 108805), (463, 91180), (470, 89822), (485, 87044), (926, 45590), (940, 44911), (970, 43522), (1852, 22795), (1940, 21761), (2315, 18236), (4559, 9260), (4630, 9118)]