6895720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 17010000

約数和(自身を除く): 10114280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 149, 178, 260, 298, 356, 445, 520, 596, 712, 745, 890, 1157, 1192, 1490, 1780, 1937, 2314, 2980, 3560, 3874, 4628, 5785, 5960, 7748, 9256, 9685, 11570, 13261, 15496, 19370, 23140, 26522, 38740, 46280, 53044, 66305, 77480, 106088, 132610, 172393, 265220, 344786, 530440, 689572, 861965, 1379144, 1723930, 3447860, 6895720]

約数ペア:

[(1, 6895720), (2, 3447860), (4, 1723930), (5, 1379144), (8, 861965), (10, 689572), (13, 530440), (20, 344786), (26, 265220), (40, 172393), (52, 132610), (65, 106088), (89, 77480), (104, 66305), (130, 53044), (149, 46280), (178, 38740), (260, 26522), (298, 23140), (356, 19370), (445, 15496), (520, 13261), (596, 11570), (712, 9685), (745, 9256), (890, 7748), (1157, 5960), (1192, 5785), (1490, 4628), (1780, 3874), (1937, 3560), (2314, 2980)]