2017104080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{3863}}^1$

素因数の和:4044

約数の個数: 80

約数和(自身を含む): 4812441984

約数和(自身を除く): 2795337904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 107, 122, 214, 244, 305, 428, 488, 535, 610, 856, 976, 1070, 1220, 1712, 2140, 2440, 3863, 4280, 4880, 6527, 7726, 8560, 13054, 15452, 19315, 26108, 30904, 32635, 38630, 52216, 61808, 65270, 77260, 104432, 130540, 154520, 235643, 261080, 309040, 413341, 471286, 522160, 826682, 942572, 1178215, 1653364, 1885144, 2066705, 2356430, 3306728, 3770288, 4133410, 4712860, 6613456, 8266820, 9425720, 16533640, 18851440, 25213801, 33067280, 50427602, 100855204, 126069005, 201710408, 252138010, 403420816, 504276020, 1008552040, 2017104080]

約数ペア:

[(1, 2017104080), (2, 1008552040), (4, 504276020), (5, 403420816), (8, 252138010), (10, 201710408), (16, 126069005), (20, 100855204), (40, 50427602), (61, 33067280), (80, 25213801), (107, 18851440), (122, 16533640), (214, 9425720), (244, 8266820), (305, 6613456), (428, 4712860), (488, 4133410), (535, 3770288), (610, 3306728), (856, 2356430), (976, 2066705), (1070, 1885144), (1220, 1653364), (1712, 1178215), (2140, 942572), (2440, 826682), (3863, 522160), (4280, 471286), (4880, 413341), (6527, 309040), (7726, 261080), (8560, 235643), (13054, 154520), (15452, 130540), (19315, 104432), (26108, 77260), (30904, 65270), (32635, 61808), (38630, 52216)]