2665520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 7312032

約数和(自身を除く): 4646512

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 233, 260, 286, 440, 466, 520, 572, 715, 880, 932, 1040, 1144, 1165, 1430, 1864, 2288, 2330, 2563, 2860, 3029, 3728, 4660, 5126, 5720, 6058, 9320, 10252, 11440, 12116, 12815, 15145, 18640, 20504, 24232, 25630, 30290, 33319, 41008, 48464, 51260, 60580, 66638, 102520, 121160, 133276, 166595, 205040, 242320, 266552, 333190, 533104, 666380, 1332760, 2665520]

約数ペア:

[(1, 2665520), (2, 1332760), (4, 666380), (5, 533104), (8, 333190), (10, 266552), (11, 242320), (13, 205040), (16, 166595), (20, 133276), (22, 121160), (26, 102520), (40, 66638), (44, 60580), (52, 51260), (55, 48464), (65, 41008), (80, 33319), (88, 30290), (104, 25630), (110, 24232), (130, 20504), (143, 18640), (176, 15145), (208, 12815), (220, 12116), (233, 11440), (260, 10252), (286, 9320), (440, 6058), (466, 5720), (520, 5126), (572, 4660), (715, 3728), (880, 3029), (932, 2860), (1040, 2563), (1144, 2330), (1165, 2288), (1430, 1864)]