8990240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:394

約数の個数: 96

約数和(自身を含む): 25401600

約数和(自身を除く): 16411360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 349, 368, 460, 560, 644, 698, 736, 805, 920, 1120, 1288, 1396, 1610, 1745, 1840, 2443, 2576, 2792, 3220, 3490, 3680, 4886, 5152, 5584, 6440, 6980, 8027, 9772, 11168, 12215, 12880, 13960, 16054, 19544, 24430, 25760, 27920, 32108, 39088, 40135, 48860, 55840, 56189, 64216, 78176, 80270, 97720, 112378, 128432, 160540, 195440, 224756, 256864, 280945, 321080, 390880, 449512, 561890, 642160, 899024, 1123780, 1284320, 1798048, 2247560, 4495120, 8990240]

約数ペア:

[(1, 8990240), (2, 4495120), (4, 2247560), (5, 1798048), (7, 1284320), (8, 1123780), (10, 899024), (14, 642160), (16, 561890), (20, 449512), (23, 390880), (28, 321080), (32, 280945), (35, 256864), (40, 224756), (46, 195440), (56, 160540), (70, 128432), (80, 112378), (92, 97720), (112, 80270), (115, 78176), (140, 64216), (160, 56189), (161, 55840), (184, 48860), (224, 40135), (230, 39088), (280, 32108), (322, 27920), (349, 25760), (368, 24430), (460, 19544), (560, 16054), (644, 13960), (698, 12880), (736, 12215), (805, 11168), (920, 9772), (1120, 8027), (1288, 6980), (1396, 6440), (1610, 5584), (1745, 5152), (1840, 4886), (2443, 3680), (2576, 3490), (2792, 3220)]