11279620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 26812800

約数和(自身を除く): 15533180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 79, 110, 118, 121, 158, 220, 236, 242, 295, 316, 395, 484, 590, 605, 649, 790, 869, 1180, 1210, 1298, 1580, 1738, 2420, 2596, 3245, 3476, 4345, 4661, 6490, 7139, 8690, 9322, 9559, 12980, 14278, 17380, 18644, 19118, 23305, 28556, 35695, 38236, 46610, 47795, 51271, 71390, 93220, 95590, 102542, 142780, 191180, 205084, 256355, 512710, 563981, 1025420, 1127962, 2255924, 2819905, 5639810, 11279620]

約数ペア:

[(1, 11279620), (2, 5639810), (4, 2819905), (5, 2255924), (10, 1127962), (11, 1025420), (20, 563981), (22, 512710), (44, 256355), (55, 205084), (59, 191180), (79, 142780), (110, 102542), (118, 95590), (121, 93220), (158, 71390), (220, 51271), (236, 47795), (242, 46610), (295, 38236), (316, 35695), (395, 28556), (484, 23305), (590, 19118), (605, 18644), (649, 17380), (790, 14278), (869, 12980), (1180, 9559), (1210, 9322), (1298, 8690), (1580, 7139), (1738, 6490), (2420, 4661), (2596, 4345), (3245, 3476)]