30391792

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:673

約数の個数: 40

約数和(自身を含む): 62384400

約数和(自身を除く): 31992608

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 257, 304, 389, 514, 778, 1028, 1556, 2056, 3112, 4112, 4883, 6224, 7391, 9766, 14782, 19532, 29564, 39064, 59128, 78128, 99973, 118256, 199946, 399892, 799784, 1599568, 1899487, 3798974, 7597948, 15195896, 30391792]

約数ペア:

[(1, 30391792), (2, 15195896), (4, 7597948), (8, 3798974), (16, 1899487), (19, 1599568), (38, 799784), (76, 399892), (152, 199946), (257, 118256), (304, 99973), (389, 78128), (514, 59128), (778, 39064), (1028, 29564), (1556, 19532), (2056, 14782), (3112, 9766), (4112, 7391), (4883, 6224)]