820112384

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^2\times {\mathrm{677}}^1$

素因数の和:730

約数の個数: 132

約数和(自身を含む): 2031835824

約数和(自身を除く): 1211723440

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 169, 182, 208, 224, 256, 338, 364, 416, 448, 512, 676, 677, 728, 832, 896, 1024, 1183, 1352, 1354, 1456, 1664, 1792, 2366, 2704, 2708, 2912, 3328, 3584, 4732, 4739, 5408, 5416, 5824, 6656, 7168, 8801, 9464, 9478, 10816, 10832, 11648, 13312, 17602, 18928, 18956, 21632, 21664, 23296, 35204, 37856, 37912, 43264, 43328, 46592, 61607, 70408, 75712, 75824, 86528, 86656, 93184, 114413, 123214, 140816, 151424, 151648, 173056, 173312, 228826, 246428, 281632, 302848, 303296, 346624, 457652, 492856, 563264, 605696, 606592, 693248, 800891, 915304, 985712, 1126528, 1211392, 1213184, 1601782, 1830608, 1971424, 2253056, 2426368, 3203564, 3661216, 3942848, 4506112, 4852736, 6407128, 7322432, 7885696, 9012224, 12814256, 14644864, 15771392, 25628512, 29289728, 31542784, 51257024, 58579456, 63085568, 102514048, 117158912, 205028096, 410056192, 820112384]

約数ペア:

[(1, 820112384), (2, 410056192), (4, 205028096), (7, 117158912), (8, 102514048), (13, 63085568), (14, 58579456), (16, 51257024), (26, 31542784), (28, 29289728), (32, 25628512), (52, 15771392), (56, 14644864), (64, 12814256), (91, 9012224), (104, 7885696), (112, 7322432), (128, 6407128), (169, 4852736), (182, 4506112), (208, 3942848), (224, 3661216), (256, 3203564), (338, 2426368), (364, 2253056), (416, 1971424), (448, 1830608), (512, 1601782), (676, 1213184), (677, 1211392), (728, 1126528), (832, 985712), (896, 915304), (1024, 800891), (1183, 693248), (1352, 606592), (1354, 605696), (1456, 563264), (1664, 492856), (1792, 457652), (2366, 346624), (2704, 303296), (2708, 302848), (2912, 281632), (3328, 246428), (3584, 228826), (4732, 173312), (4739, 173056), (5408, 151648), (5416, 151424), (5824, 140816), (6656, 123214), (7168, 114413), (8801, 93184), (9464, 86656), (9478, 86528), (10816, 75824), (10832, 75712), (11648, 70408), (13312, 61607), (17602, 46592), (18928, 43328), (18956, 43264), (21632, 37912), (21664, 37856), (23296, 35204)]