47680760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 110522880

約数和(自身を除く): 62842120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 103, 142, 163, 206, 284, 326, 355, 412, 515, 568, 652, 710, 815, 824, 1030, 1304, 1420, 1630, 2060, 2840, 3260, 4120, 6520, 7313, 11573, 14626, 16789, 23146, 29252, 33578, 36565, 46292, 57865, 58504, 67156, 73130, 83945, 92584, 115730, 134312, 146260, 167890, 231460, 292520, 335780, 462920, 671560, 1192019, 2384038, 4768076, 5960095, 9536152, 11920190, 23840380, 47680760]

約数ペア:

[(1, 47680760), (2, 23840380), (4, 11920190), (5, 9536152), (8, 5960095), (10, 4768076), (20, 2384038), (40, 1192019), (71, 671560), (103, 462920), (142, 335780), (163, 292520), (206, 231460), (284, 167890), (326, 146260), (355, 134312), (412, 115730), (515, 92584), (568, 83945), (652, 73130), (710, 67156), (815, 58504), (824, 57865), (1030, 46292), (1304, 36565), (1420, 33578), (1630, 29252), (2060, 23146), (2840, 16789), (3260, 14626), (4120, 11573), (6520, 7313)]