27886040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 79349760

約数和(自身を除く): 51463720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 47, 52, 56, 65, 70, 91, 94, 104, 130, 140, 163, 182, 188, 235, 260, 280, 326, 329, 364, 376, 455, 470, 520, 611, 652, 658, 728, 815, 910, 940, 1141, 1222, 1304, 1316, 1630, 1645, 1820, 1880, 2119, 2282, 2444, 2632, 3055, 3260, 3290, 3640, 4238, 4277, 4564, 4888, 5705, 6110, 6520, 6580, 7661, 8476, 8554, 9128, 10595, 11410, 12220, 13160, 14833, 15322, 16952, 17108, 21190, 21385, 22820, 24440, 29666, 30644, 34216, 38305, 42380, 42770, 45640, 53627, 59332, 61288, 74165, 76610, 84760, 85540, 99593, 107254, 118664, 148330, 153220, 171080, 199186, 214508, 268135, 296660, 306440, 398372, 429016, 497965, 536270, 593320, 697151, 796744, 995930, 1072540, 1394302, 1991860, 2145080, 2788604, 3485755, 3983720, 5577208, 6971510, 13943020, 27886040]

約数ペア:

[(1, 27886040), (2, 13943020), (4, 6971510), (5, 5577208), (7, 3983720), (8, 3485755), (10, 2788604), (13, 2145080), (14, 1991860), (20, 1394302), (26, 1072540), (28, 995930), (35, 796744), (40, 697151), (47, 593320), (52, 536270), (56, 497965), (65, 429016), (70, 398372), (91, 306440), (94, 296660), (104, 268135), (130, 214508), (140, 199186), (163, 171080), (182, 153220), (188, 148330), (235, 118664), (260, 107254), (280, 99593), (326, 85540), (329, 84760), (364, 76610), (376, 74165), (455, 61288), (470, 59332), (520, 53627), (611, 45640), (652, 42770), (658, 42380), (728, 38305), (815, 34216), (910, 30644), (940, 29666), (1141, 24440), (1222, 22820), (1304, 21385), (1316, 21190), (1630, 17108), (1645, 16952), (1820, 15322), (1880, 14833), (2119, 13160), (2282, 12220), (2444, 11410), (2632, 10595), (3055, 9128), (3260, 8554), (3290, 8476), (3640, 7661), (4238, 6580), (4277, 6520), (4564, 6110), (4888, 5705)]