890809528

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{1451}}^1$

素因数の和:2060

約数の個数: 64

約数和(自身を含む): 2014214400

約数和(自身を除く): 1123404872

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 577, 1064, 1154, 1451, 2308, 2902, 4039, 4616, 5804, 8078, 10157, 10963, 11608, 16156, 20314, 21926, 27569, 32312, 40628, 43852, 55138, 76741, 81256, 87704, 110276, 153482, 192983, 220552, 306964, 385966, 613928, 771932, 837227, 1543864, 1674454, 3348908, 5860589, 6697816, 11721178, 15907313, 23442356, 31814626, 46884712, 63629252, 111351191, 127258504, 222702382, 445404764, 890809528]

約数ペア:

[(1, 890809528), (2, 445404764), (4, 222702382), (7, 127258504), (8, 111351191), (14, 63629252), (19, 46884712), (28, 31814626), (38, 23442356), (56, 15907313), (76, 11721178), (133, 6697816), (152, 5860589), (266, 3348908), (532, 1674454), (577, 1543864), (1064, 837227), (1154, 771932), (1451, 613928), (2308, 385966), (2902, 306964), (4039, 220552), (4616, 192983), (5804, 153482), (8078, 110276), (10157, 87704), (10963, 81256), (11608, 76741), (16156, 55138), (20314, 43852), (21926, 40628), (27569, 32312)]