556222940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23509}}^1$

素因数の和:23551

約数の個数: 72

約数和(自身を含む): 1445582880

約数和(自身を除く): 889359940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 11830, 23509, 23660, 47018, 94036, 117545, 164563, 235090, 305617, 329126, 470180, 611234, 658252, 822815, 1222468, 1528085, 1645630, 2139319, 3056170, 3291260, 3973021, 4278638, 6112340, 7946042, 8557276, 10696595, 15892084, 19865105, 21393190, 27811147, 39730210, 42786380, 55622294, 79460420, 111244588, 139055735, 278111470, 556222940]

約数ペア:

[(1, 556222940), (2, 278111470), (4, 139055735), (5, 111244588), (7, 79460420), (10, 55622294), (13, 42786380), (14, 39730210), (20, 27811147), (26, 21393190), (28, 19865105), (35, 15892084), (52, 10696595), (65, 8557276), (70, 7946042), (91, 6112340), (130, 4278638), (140, 3973021), (169, 3291260), (182, 3056170), (260, 2139319), (338, 1645630), (364, 1528085), (455, 1222468), (676, 822815), (845, 658252), (910, 611234), (1183, 470180), (1690, 329126), (1820, 305617), (2366, 235090), (3380, 164563), (4732, 117545), (5915, 94036), (11830, 47018), (23509, 23660)]