2110336780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{1861}}^1$

素因数の和:1991

約数の個数: 72

約数和(自身を含む): 4659394320

約数和(自身を除く): 2549057540

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 961, 1180, 1829, 1861, 1922, 3658, 3722, 3844, 4805, 7316, 7444, 9145, 9305, 9610, 18290, 18610, 19220, 36580, 37220, 56699, 57691, 109799, 113398, 115382, 219598, 226796, 230764, 283495, 288455, 439196, 548995, 566990, 576910, 1097990, 1133980, 1153820, 1788421, 2195980, 3403769, 3576842, 6807538, 7153684, 8942105, 13615076, 17018845, 17884210, 34037690, 35768420, 68075380, 105516839, 211033678, 422067356, 527584195, 1055168390, 2110336780]

約数ペア:

[(1, 2110336780), (2, 1055168390), (4, 527584195), (5, 422067356), (10, 211033678), (20, 105516839), (31, 68075380), (59, 35768420), (62, 34037690), (118, 17884210), (124, 17018845), (155, 13615076), (236, 8942105), (295, 7153684), (310, 6807538), (590, 3576842), (620, 3403769), (961, 2195980), (1180, 1788421), (1829, 1153820), (1861, 1133980), (1922, 1097990), (3658, 576910), (3722, 566990), (3844, 548995), (4805, 439196), (7316, 288455), (7444, 283495), (9145, 230764), (9305, 226796), (9610, 219598), (18290, 115382), (18610, 113398), (19220, 109799), (36580, 57691), (37220, 56699)]