22719470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 42660000

約数和(自身を除く): 19940530

約数列:

[1, 2, 5, 10, 29, 58, 145, 157, 290, 314, 499, 785, 998, 1570, 2495, 4553, 4990, 9106, 14471, 22765, 28942, 45530, 72355, 78343, 144710, 156686, 391715, 783430, 2271947, 4543894, 11359735, 22719470]

約数ペア:

[(1, 22719470), (2, 11359735), (5, 4543894), (10, 2271947), (29, 783430), (58, 391715), (145, 156686), (157, 144710), (290, 78343), (314, 72355), (499, 45530), (785, 28942), (998, 22765), (1570, 14471), (2495, 9106), (4553, 4990)]