230870938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 371448000

約数和(自身を除く): 140577062

約数列:

[1, 2, 19, 38, 109, 139, 218, 278, 401, 802, 2071, 2641, 4142, 5282, 7619, 15151, 15238, 30302, 43709, 55739, 87418, 111478, 287869, 575738, 830471, 1059041, 1660942, 2118082, 6075551, 12151102, 115435469, 230870938]

約数ペア:

[(1, 230870938), (2, 115435469), (19, 12151102), (38, 6075551), (109, 2118082), (139, 1660942), (218, 1059041), (278, 830471), (401, 575738), (802, 287869), (2071, 111478), (2641, 87418), (4142, 55739), (5282, 43709), (7619, 30302), (15151, 15238)]