408912860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{5323}}^1$

素因数の和:5522

約数の個数: 48

約数和(自身を含む): 901587456

約数和(自身を除く): 492674596

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 167, 230, 334, 460, 668, 835, 1670, 3340, 3841, 5323, 7682, 10646, 15364, 19205, 21292, 26615, 38410, 53230, 76820, 106460, 122429, 244858, 489716, 612145, 888941, 1224290, 1777882, 2448580, 3555764, 4444705, 8889410, 17778820, 20445643, 40891286, 81782572, 102228215, 204456430, 408912860]

約数ペア:

[(1, 408912860), (2, 204456430), (4, 102228215), (5, 81782572), (10, 40891286), (20, 20445643), (23, 17778820), (46, 8889410), (92, 4444705), (115, 3555764), (167, 2448580), (230, 1777882), (334, 1224290), (460, 888941), (668, 612145), (835, 489716), (1670, 244858), (3340, 122429), (3841, 106460), (5323, 76820), (7682, 53230), (10646, 38410), (15364, 26615), (19205, 21292)]