11521980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1160

約数の個数: 96

約数和(自身を含む): 37766400

約数和(自身を除く): 26244420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1123, 1140, 1710, 2052, 2246, 2565, 3369, 3420, 4492, 5130, 5615, 6738, 10107, 10260, 11230, 13476, 16845, 20214, 21337, 22460, 30321, 33690, 40428, 42674, 50535, 60642, 64011, 67380, 85348, 101070, 106685, 121284, 128022, 151605, 192033, 202140, 213370, 256044, 303210, 320055, 384066, 426740, 576099, 606420, 640110, 768132, 960165, 1152198, 1280220, 1920330, 2304396, 2880495, 3840660, 5760990, 11521980]

約数ペア:

[(1, 11521980), (2, 5760990), (3, 3840660), (4, 2880495), (5, 2304396), (6, 1920330), (9, 1280220), (10, 1152198), (12, 960165), (15, 768132), (18, 640110), (19, 606420), (20, 576099), (27, 426740), (30, 384066), (36, 320055), (38, 303210), (45, 256044), (54, 213370), (57, 202140), (60, 192033), (76, 151605), (90, 128022), (95, 121284), (108, 106685), (114, 101070), (135, 85348), (171, 67380), (180, 64011), (190, 60642), (228, 50535), (270, 42674), (285, 40428), (342, 33690), (380, 30321), (513, 22460), (540, 21337), (570, 20214), (684, 16845), (855, 13476), (1026, 11230), (1123, 10260), (1140, 10107), (1710, 6738), (2052, 5615), (2246, 5130), (2565, 4492), (3369, 3420)]