1827280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 5249664

約数和(自身を除く): 3422384

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 251, 260, 280, 364, 455, 502, 520, 560, 728, 910, 1004, 1040, 1255, 1456, 1757, 1820, 2008, 2510, 3263, 3514, 3640, 4016, 5020, 6526, 7028, 7280, 8785, 10040, 13052, 14056, 16315, 17570, 20080, 22841, 26104, 28112, 32630, 35140, 45682, 52208, 65260, 70280, 91364, 114205, 130520, 140560, 182728, 228410, 261040, 365456, 456820, 913640, 1827280]

約数ペア:

[(1, 1827280), (2, 913640), (4, 456820), (5, 365456), (7, 261040), (8, 228410), (10, 182728), (13, 140560), (14, 130520), (16, 114205), (20, 91364), (26, 70280), (28, 65260), (35, 52208), (40, 45682), (52, 35140), (56, 32630), (65, 28112), (70, 26104), (80, 22841), (91, 20080), (104, 17570), (112, 16315), (130, 14056), (140, 13052), (182, 10040), (208, 8785), (251, 7280), (260, 7028), (280, 6526), (364, 5020), (455, 4016), (502, 3640), (520, 3514), (560, 3263), (728, 2510), (910, 2008), (1004, 1820), (1040, 1757), (1255, 1456)]