8464690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 18144000

約数和(自身を除く): 9679310

約数列:

[1, 2, 5, 10, 13, 19, 23, 26, 38, 46, 65, 95, 115, 130, 149, 190, 230, 247, 298, 299, 437, 494, 598, 745, 874, 1235, 1490, 1495, 1937, 2185, 2470, 2831, 2990, 3427, 3874, 4370, 5662, 5681, 6854, 9685, 11362, 14155, 17135, 19370, 28310, 28405, 34270, 36803, 44551, 56810, 65113, 73606, 89102, 130226, 184015, 222755, 325565, 368030, 445510, 651130, 846469, 1692938, 4232345, 8464690]

約数ペア:

[(1, 8464690), (2, 4232345), (5, 1692938), (10, 846469), (13, 651130), (19, 445510), (23, 368030), (26, 325565), (38, 222755), (46, 184015), (65, 130226), (95, 89102), (115, 73606), (130, 65113), (149, 56810), (190, 44551), (230, 36803), (247, 34270), (298, 28405), (299, 28310), (437, 19370), (494, 17135), (598, 14155), (745, 11362), (874, 9685), (1235, 6854), (1490, 5681), (1495, 5662), (1937, 4370), (2185, 3874), (2470, 3427), (2831, 2990)]