2189944760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{9281}}^1$

素因数の和:9656

約数の個数: 64

約数和(自身を含む): 5232820320

約数和(自身を除く): 3042875560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 347, 680, 694, 1388, 1735, 2776, 3470, 5899, 6940, 9281, 11798, 13880, 18562, 23596, 29495, 37124, 46405, 47192, 58990, 74248, 92810, 117980, 157777, 185620, 235960, 315554, 371240, 631108, 788885, 1262216, 1577770, 3155540, 3220507, 6311080, 6441014, 12882028, 16102535, 25764056, 32205070, 54748619, 64410140, 109497238, 128820280, 218994476, 273743095, 437988952, 547486190, 1094972380, 2189944760]

約数ペア:

[(1, 2189944760), (2, 1094972380), (4, 547486190), (5, 437988952), (8, 273743095), (10, 218994476), (17, 128820280), (20, 109497238), (34, 64410140), (40, 54748619), (68, 32205070), (85, 25764056), (136, 16102535), (170, 12882028), (340, 6441014), (347, 6311080), (680, 3220507), (694, 3155540), (1388, 1577770), (1735, 1262216), (2776, 788885), (3470, 631108), (5899, 371240), (6940, 315554), (9281, 235960), (11798, 185620), (13880, 157777), (18562, 117980), (23596, 92810), (29495, 74248), (37124, 58990), (46405, 47192)]