12804569080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1951}}^1\times {\mathrm{3491}}^1$

素因数の和:5500

約数の個数: 64

約数和(自身を含む): 29446778880

約数和(自身を除く): 16642209800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 1951, 3491, 3902, 6982, 7804, 9755, 13964, 15608, 17455, 19510, 27928, 34910, 39020, 69820, 78040, 91697, 139640, 164077, 183394, 328154, 366788, 458485, 656308, 733576, 820385, 916970, 1312616, 1640770, 1833940, 3281540, 3667880, 6563080, 6810941, 13621882, 27243764, 34054705, 54487528, 68109410, 136218820, 272437640, 320114227, 640228454, 1280456908, 1600571135, 2560913816, 3201142270, 6402284540, 12804569080]

約数ペア:

[(1, 12804569080), (2, 6402284540), (4, 3201142270), (5, 2560913816), (8, 1600571135), (10, 1280456908), (20, 640228454), (40, 320114227), (47, 272437640), (94, 136218820), (188, 68109410), (235, 54487528), (376, 34054705), (470, 27243764), (940, 13621882), (1880, 6810941), (1951, 6563080), (3491, 3667880), (3902, 3281540), (6982, 1833940), (7804, 1640770), (9755, 1312616), (13964, 916970), (15608, 820385), (17455, 733576), (19510, 656308), (27928, 458485), (34910, 366788), (39020, 328154), (69820, 183394), (78040, 164077), (91697, 139640)]