20903669310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1\times {\mathrm{5647}}^1$

素因数の和:6577

約数の個数: 64

約数和(自身を含む): 50552220672

約数和(自身を除く): 29648551362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 757, 815, 978, 1514, 1630, 2271, 2445, 3785, 4542, 4890, 5647, 7570, 11294, 11355, 16941, 22710, 28235, 33882, 56470, 84705, 123391, 169410, 246782, 370173, 616955, 740346, 920461, 1233910, 1840922, 1850865, 2761383, 3701730, 4274779, 4602305, 5522766, 8549558, 9204610, 12824337, 13806915, 21373895, 25648674, 27613830, 42747790, 64121685, 128243370, 696788977, 1393577954, 2090366931, 3483944885, 4180733862, 6967889770, 10451834655, 20903669310]

約数ペア:

[(1, 20903669310), (2, 10451834655), (3, 6967889770), (5, 4180733862), (6, 3483944885), (10, 2090366931), (15, 1393577954), (30, 696788977), (163, 128243370), (326, 64121685), (489, 42747790), (757, 27613830), (815, 25648674), (978, 21373895), (1514, 13806915), (1630, 12824337), (2271, 9204610), (2445, 8549558), (3785, 5522766), (4542, 4602305), (4890, 4274779), (5647, 3701730), (7570, 2761383), (11294, 1850865), (11355, 1840922), (16941, 1233910), (22710, 920461), (28235, 740346), (33882, 616955), (56470, 370173), (84705, 246782), (123391, 169410)]