1891036640

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{3739}}^1$

素因数の和:3892

約数の個数: 96

約数和(自身を含む): 4665276000

約数和(自身を除く): 2774239360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 109, 116, 145, 160, 218, 232, 290, 436, 464, 545, 580, 872, 928, 1090, 1160, 1744, 2180, 2320, 3161, 3488, 3739, 4360, 4640, 6322, 7478, 8720, 12644, 14956, 15805, 17440, 18695, 25288, 29912, 31610, 37390, 50576, 59824, 63220, 74780, 101152, 108431, 119648, 126440, 149560, 216862, 252880, 299120, 407551, 433724, 505760, 542155, 598240, 815102, 867448, 1084310, 1630204, 1734896, 2037755, 2168620, 3260408, 3469792, 4075510, 4337240, 6520816, 8151020, 8674480, 11818979, 13041632, 16302040, 17348960, 23637958, 32604080, 47275916, 59094895, 65208160, 94551832, 118189790, 189103664, 236379580, 378207328, 472759160, 945518320, 1891036640]

約数ペア:

[(1, 1891036640), (2, 945518320), (4, 472759160), (5, 378207328), (8, 236379580), (10, 189103664), (16, 118189790), (20, 94551832), (29, 65208160), (32, 59094895), (40, 47275916), (58, 32604080), (80, 23637958), (109, 17348960), (116, 16302040), (145, 13041632), (160, 11818979), (218, 8674480), (232, 8151020), (290, 6520816), (436, 4337240), (464, 4075510), (545, 3469792), (580, 3260408), (872, 2168620), (928, 2037755), (1090, 1734896), (1160, 1630204), (1744, 1084310), (2180, 867448), (2320, 815102), (3161, 598240), (3488, 542155), (3739, 505760), (4360, 433724), (4640, 407551), (6322, 299120), (7478, 252880), (8720, 216862), (12644, 149560), (14956, 126440), (15805, 119648), (17440, 108431), (18695, 101152), (25288, 74780), (29912, 63220), (31610, 59824), (37390, 50576)]