1259293856

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{20507}}^1$

素因数の和:20637

約数の個数: 48

約数和(自身を含む): 2635688160

約数和(自身を除く): 1376394304

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 304, 404, 608, 808, 1616, 1919, 3232, 3838, 7676, 15352, 20507, 30704, 41014, 61408, 82028, 164056, 328112, 389633, 656224, 779266, 1558532, 2071207, 3117064, 4142414, 6234128, 8284828, 12468256, 16569656, 33139312, 39352933, 66278624, 78705866, 157411732, 314823464, 629646928, 1259293856]

約数ペア:

[(1, 1259293856), (2, 629646928), (4, 314823464), (8, 157411732), (16, 78705866), (19, 66278624), (32, 39352933), (38, 33139312), (76, 16569656), (101, 12468256), (152, 8284828), (202, 6234128), (304, 4142414), (404, 3117064), (608, 2071207), (808, 1558532), (1616, 779266), (1919, 656224), (3232, 389633), (3838, 328112), (7676, 164056), (15352, 82028), (20507, 61408), (30704, 41014)]