30945848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1637}}^1$

素因数の和:1799

約数の個数: 32

約数和(自身を含む): 61916400

約数和(自身を除く): 30970552

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 1637, 2363, 3274, 4726, 6548, 9452, 13096, 18904, 27829, 55658, 111316, 222632, 227543, 455086, 910172, 1820344, 3868231, 7736462, 15472924, 30945848]

約数ペア:

[(1, 30945848), (2, 15472924), (4, 7736462), (8, 3868231), (17, 1820344), (34, 910172), (68, 455086), (136, 227543), (139, 222632), (278, 111316), (556, 55658), (1112, 27829), (1637, 18904), (2363, 13096), (3274, 9452), (4726, 6548)]