40509040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3541}}^1$

素因数の和:3578

約数の個数: 80

約数和(自身を含む): 110680416

約数和(自身を除く): 70171376

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, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 3541, 5720, 7082, 11440, 14164, 17705, 28328, 35410, 38951, 46033, 56656, 70820, 77902, 92066, 141640, 155804, 184132, 194755, 230165, 283280, 311608, 368264, 389510, 460330, 506363, 623216, 736528, 779020, 920660, 1012726, 1558040, 1841320, 2025452, 2531815, 3116080, 3682640, 4050904, 5063630, 8101808, 10127260, 20254520, 40509040]

約数ペア:

[(1, 40509040), (2, 20254520), (4, 10127260), (5, 8101808), (8, 5063630), (10, 4050904), (11, 3682640), (13, 3116080), (16, 2531815), (20, 2025452), (22, 1841320), (26, 1558040), (40, 1012726), (44, 920660), (52, 779020), (55, 736528), (65, 623216), (80, 506363), (88, 460330), (104, 389510), (110, 368264), (130, 311608), (143, 283280), (176, 230165), (208, 194755), (220, 184132), (260, 155804), (286, 141640), (440, 92066), (520, 77902), (572, 70820), (715, 56656), (880, 46033), (1040, 38951), (1144, 35410), (1430, 28328), (2288, 17705), (2860, 14164), (3541, 11440), (5720, 7082)]