7656040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 20246400

約数和(自身を除く): 12590360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 739, 740, 1036, 1295, 1478, 1480, 2072, 2590, 2956, 3695, 5173, 5180, 5912, 7390, 10346, 10360, 14780, 20692, 25865, 27343, 29560, 41384, 51730, 54686, 103460, 109372, 136715, 191401, 206920, 218744, 273430, 382802, 546860, 765604, 957005, 1093720, 1531208, 1914010, 3828020, 7656040]

約数ペア:

[(1, 7656040), (2, 3828020), (4, 1914010), (5, 1531208), (7, 1093720), (8, 957005), (10, 765604), (14, 546860), (20, 382802), (28, 273430), (35, 218744), (37, 206920), (40, 191401), (56, 136715), (70, 109372), (74, 103460), (140, 54686), (148, 51730), (185, 41384), (259, 29560), (280, 27343), (296, 25865), (370, 20692), (518, 14780), (739, 10360), (740, 10346), (1036, 7390), (1295, 5912), (1478, 5180), (1480, 5173), (2072, 3695), (2590, 2956)]