2009402720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{56827}}^1$

素因数の和:56872

約数の個数: 96

約数和(自身を含む): 5413207968

約数和(自身を除く): 3403805248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 416, 442, 520, 544, 680, 884, 1040, 1105, 1360, 1768, 2080, 2210, 2720, 3536, 4420, 7072, 8840, 17680, 35360, 56827, 113654, 227308, 284135, 454616, 568270, 738751, 909232, 966059, 1136540, 1477502, 1818464, 1932118, 2273080, 2955004, 3693755, 3864236, 4546160, 4830295, 5910008, 7387510, 7728472, 9092320, 9660590, 11820016, 12558767, 14775020, 15456944, 19321180, 23640032, 25117534, 29550040, 30913888, 38642360, 50235068, 59100080, 62793835, 77284720, 100470136, 118200160, 125587670, 154569440, 200940272, 251175340, 401880544, 502350680, 1004701360, 2009402720]

約数ペア:

[(1, 2009402720), (2, 1004701360), (4, 502350680), (5, 401880544), (8, 251175340), (10, 200940272), (13, 154569440), (16, 125587670), (17, 118200160), (20, 100470136), (26, 77284720), (32, 62793835), (34, 59100080), (40, 50235068), (52, 38642360), (65, 30913888), (68, 29550040), (80, 25117534), (85, 23640032), (104, 19321180), (130, 15456944), (136, 14775020), (160, 12558767), (170, 11820016), (208, 9660590), (221, 9092320), (260, 7728472), (272, 7387510), (340, 5910008), (416, 4830295), (442, 4546160), (520, 3864236), (544, 3693755), (680, 2955004), (884, 2273080), (1040, 1932118), (1105, 1818464), (1360, 1477502), (1768, 1136540), (2080, 966059), (2210, 909232), (2720, 738751), (3536, 568270), (4420, 454616), (7072, 284135), (8840, 227308), (17680, 113654), (35360, 56827)]