2012914280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{90023}}^1$

素因数の和:90090

約数の個数: 64

約数和(自身を含む): 4990930560

約数和(自身を除く): 2978016280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 11180, 22360, 90023, 180046, 360092, 450115, 720184, 900230, 1170299, 1800460, 2340598, 3600920, 3870989, 4681196, 5851495, 7741978, 9362392, 11702990, 15483956, 19354945, 23405980, 30967912, 38709890, 46811960, 50322857, 77419780, 100645714, 154839560, 201291428, 251614285, 402582856, 503228570, 1006457140, 2012914280]

約数ペア:

[(1, 2012914280), (2, 1006457140), (4, 503228570), (5, 402582856), (8, 251614285), (10, 201291428), (13, 154839560), (20, 100645714), (26, 77419780), (40, 50322857), (43, 46811960), (52, 38709890), (65, 30967912), (86, 23405980), (104, 19354945), (130, 15483956), (172, 11702990), (215, 9362392), (260, 7741978), (344, 5851495), (430, 4681196), (520, 3870989), (559, 3600920), (860, 2340598), (1118, 1800460), (1720, 1170299), (2236, 900230), (2795, 720184), (4472, 450115), (5590, 360092), (11180, 180046), (22360, 90023)]