396850220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1035

約数の個数: 96

約数和(自身を含む): 944939520

約数和(自身を除く): 548089300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 53, 62, 65, 106, 124, 130, 155, 212, 260, 265, 310, 403, 530, 620, 689, 806, 929, 1060, 1378, 1612, 1643, 1858, 2015, 2756, 3286, 3445, 3716, 4030, 4645, 6572, 6890, 8060, 8215, 9290, 12077, 13780, 16430, 18580, 21359, 24154, 28799, 32860, 42718, 48308, 49237, 57598, 60385, 85436, 98474, 106795, 115196, 120770, 143995, 196948, 213590, 241540, 246185, 287990, 374387, 427180, 492370, 575980, 640081, 748774, 984740, 1280162, 1497548, 1526347, 1871935, 2560324, 3052694, 3200405, 3743870, 6105388, 6400810, 7487740, 7631735, 12801620, 15263470, 19842511, 30526940, 39685022, 79370044, 99212555, 198425110, 396850220]

約数ペア:

[(1, 396850220), (2, 198425110), (4, 99212555), (5, 79370044), (10, 39685022), (13, 30526940), (20, 19842511), (26, 15263470), (31, 12801620), (52, 7631735), (53, 7487740), (62, 6400810), (65, 6105388), (106, 3743870), (124, 3200405), (130, 3052694), (155, 2560324), (212, 1871935), (260, 1526347), (265, 1497548), (310, 1280162), (403, 984740), (530, 748774), (620, 640081), (689, 575980), (806, 492370), (929, 427180), (1060, 374387), (1378, 287990), (1612, 246185), (1643, 241540), (1858, 213590), (2015, 196948), (2756, 143995), (3286, 120770), (3445, 115196), (3716, 106795), (4030, 98474), (4645, 85436), (6572, 60385), (6890, 57598), (8060, 49237), (8215, 48308), (9290, 42718), (12077, 32860), (13780, 28799), (16430, 24154), (18580, 21359)]