4417840

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 100

約数和(自身を含む): 12503664

約数和(自身を除く): 8085824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 196, 230, 245, 280, 322, 343, 368, 392, 460, 490, 560, 644, 686, 784, 805, 920, 980, 1127, 1288, 1372, 1610, 1715, 1840, 1960, 2254, 2401, 2576, 2744, 3220, 3430, 3920, 4508, 4802, 5488, 5635, 6440, 6860, 7889, 9016, 9604, 11270, 12005, 12880, 13720, 15778, 18032, 19208, 22540, 24010, 27440, 31556, 38416, 39445, 45080, 48020, 55223, 63112, 78890, 90160, 96040, 110446, 126224, 157780, 192080, 220892, 276115, 315560, 441784, 552230, 631120, 883568, 1104460, 2208920, 4417840]

約数ペア:

[(1, 4417840), (2, 2208920), (4, 1104460), (5, 883568), (7, 631120), (8, 552230), (10, 441784), (14, 315560), (16, 276115), (20, 220892), (23, 192080), (28, 157780), (35, 126224), (40, 110446), (46, 96040), (49, 90160), (56, 78890), (70, 63112), (80, 55223), (92, 48020), (98, 45080), (112, 39445), (115, 38416), (140, 31556), (161, 27440), (184, 24010), (196, 22540), (230, 19208), (245, 18032), (280, 15778), (322, 13720), (343, 12880), (368, 12005), (392, 11270), (460, 9604), (490, 9016), (560, 7889), (644, 6860), (686, 6440), (784, 5635), (805, 5488), (920, 4802), (980, 4508), (1127, 3920), (1288, 3430), (1372, 3220), (1610, 2744), (1715, 2576), (1840, 2401), (1960, 2254)]