2019949760

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{217667}}^1$

素因数の和:217713

約数の個数: 56

約数和(自身を含む): 4975890480

約数和(自身を除く): 2955940720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 9280, 217667, 435334, 870668, 1088335, 1741336, 2176670, 3482672, 4353340, 6312343, 6965344, 8706680, 12624686, 13930688, 17413360, 25249372, 31561715, 34826720, 50498744, 63123430, 69653440, 100997488, 126246860, 201994976, 252493720, 403989952, 504987440, 1009974880, 2019949760]

約数ペア:

[(1, 2019949760), (2, 1009974880), (4, 504987440), (5, 403989952), (8, 252493720), (10, 201994976), (16, 126246860), (20, 100997488), (29, 69653440), (32, 63123430), (40, 50498744), (58, 34826720), (64, 31561715), (80, 25249372), (116, 17413360), (145, 13930688), (160, 12624686), (232, 8706680), (290, 6965344), (320, 6312343), (464, 4353340), (580, 3482672), (928, 2176670), (1160, 1741336), (1856, 1088335), (2320, 870668), (4640, 435334), (9280, 217667)]