2008902.00000000

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 123742080

約数和(自身を除く): 73062280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 71, 83, 86, 100, 142, 166, 172, 200, 215, 284, 332, 344, 355, 415, 430, 568, 664, 710, 830, 860, 1075, 1420, 1660, 1720, 1775, 2075, 2150, 2840, 3053, 3320, 3550, 3569, 4150, 4300, 5893, 6106, 7100, 7138, 8300, 8600, 11786, 12212, 14200, 14276, 15265, 16600, 17845, 23572, 24424, 28552, 29465, 30530, 35690, 47144, 58930, 61060, 71380, 76325, 89225, 117860, 122120, 142760, 147325, 152650, 178450, 235720, 253399, 294650, 305300, 356900, 506798, 589300, 610600, 713800, 1013596, 1178600, 1266995, 2027192, 2533990, 5067980, 6334975, 10135960, 12669950, 25339900, 50679800]

約数ペア:

[(1, 50679800), (2, 25339900), (4, 12669950), (5, 10135960), (8, 6334975), (10, 5067980), (20, 2533990), (25, 2027192), (40, 1266995), (43, 1178600), (50, 1013596), (71, 713800), (83, 610600), (86, 589300), (100, 506798), (142, 356900), (166, 305300), (172, 294650), (200, 253399), (215, 235720), (284, 178450), (332, 152650), (344, 147325), (355, 142760), (415, 122120), (430, 117860), (568, 89225), (664, 76325), (710, 71380), (830, 61060), (860, 58930), (1075, 47144), (1420, 35690), (1660, 30530), (1720, 29465), (1775, 28552), (2075, 24424), (2150, 23572), (2840, 17845), (3053, 16600), (3320, 15265), (3550, 14276), (3569, 14200), (4150, 12212), (4300, 11786), (5893, 8600), (6106, 8300), (7100, 7138)]