20776470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 60963840

約数和(自身を除く): 40187370

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 29, 30, 33, 39, 55, 58, 65, 66, 78, 87, 110, 130, 143, 145, 165, 167, 174, 195, 286, 290, 319, 330, 334, 377, 390, 429, 435, 501, 638, 715, 754, 835, 858, 870, 957, 1002, 1131, 1430, 1595, 1670, 1837, 1885, 1914, 2145, 2171, 2262, 2505, 3190, 3674, 3770, 4147, 4290, 4342, 4785, 4843, 5010, 5511, 5655, 6513, 8294, 9185, 9570, 9686, 10855, 11022, 11310, 12441, 13026, 14529, 18370, 20735, 21710, 23881, 24215, 24882, 27555, 29058, 32565, 41470, 47762, 48430, 53273, 55110, 62205, 62959, 65130, 71643, 72645, 106546, 119405, 124410, 125918, 143286, 145290, 159819, 188877, 238810, 266365, 314795, 319638, 358215, 377754, 532730, 629590, 692549, 716430, 799095, 944385, 1385098, 1598190, 1888770, 2077647, 3462745, 4155294, 6925490, 10388235, 20776470]

約数ペア:

[(1, 20776470), (2, 10388235), (3, 6925490), (5, 4155294), (6, 3462745), (10, 2077647), (11, 1888770), (13, 1598190), (15, 1385098), (22, 944385), (26, 799095), (29, 716430), (30, 692549), (33, 629590), (39, 532730), (55, 377754), (58, 358215), (65, 319638), (66, 314795), (78, 266365), (87, 238810), (110, 188877), (130, 159819), (143, 145290), (145, 143286), (165, 125918), (167, 124410), (174, 119405), (195, 106546), (286, 72645), (290, 71643), (319, 65130), (330, 62959), (334, 62205), (377, 55110), (390, 53273), (429, 48430), (435, 47762), (501, 41470), (638, 32565), (715, 29058), (754, 27555), (835, 24882), (858, 24215), (870, 23881), (957, 21710), (1002, 20735), (1131, 18370), (1430, 14529), (1595, 13026), (1670, 12441), (1837, 11310), (1885, 11022), (1914, 10855), (2145, 9686), (2171, 9570), (2262, 9185), (2505, 8294), (3190, 6513), (3674, 5655), (3770, 5511), (4147, 5010), (4290, 4843), (4342, 4785)]