4997411020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{221713}}^1$

素因数の和:221759

約数の個数: 72

約数和(自身を含む): 12738799584

約数和(自身を除く): 7741388564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5635, 11270, 22540, 221713, 443426, 886852, 1108565, 1551991, 2217130, 3103982, 4434260, 5099399, 6207964, 7759955, 10198798, 10863937, 15519910, 20397596, 21727874, 25496995, 31039820, 35695793, 43455748, 50993990, 54319685, 71391586, 101987980, 108639370, 142783172, 178478965, 217278740, 249870551, 356957930, 499741102, 713915860, 999482204, 1249352755, 2498705510, 4997411020]

約数ペア:

[(1, 4997411020), (2, 2498705510), (4, 1249352755), (5, 999482204), (7, 713915860), (10, 499741102), (14, 356957930), (20, 249870551), (23, 217278740), (28, 178478965), (35, 142783172), (46, 108639370), (49, 101987980), (70, 71391586), (92, 54319685), (98, 50993990), (115, 43455748), (140, 35695793), (161, 31039820), (196, 25496995), (230, 21727874), (245, 20397596), (322, 15519910), (460, 10863937), (490, 10198798), (644, 7759955), (805, 6207964), (980, 5099399), (1127, 4434260), (1610, 3103982), (2254, 2217130), (3220, 1551991), (4508, 1108565), (5635, 886852), (11270, 443426), (22540, 221713)]