1981720048

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{5807}}^1$

素因数の和:6110

約数の個数: 80

約数和(自身を含む): 4805121024

約数和(自身を除く): 2823400976

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 277, 308, 554, 616, 1108, 1232, 1939, 2216, 3047, 3878, 4432, 5807, 6094, 7756, 11614, 12188, 15512, 21329, 23228, 24376, 31024, 40649, 42658, 46456, 48752, 63877, 81298, 85316, 92912, 127754, 162596, 170632, 255508, 325192, 341264, 447139, 511016, 650384, 894278, 1022032, 1608539, 1788556, 3217078, 3577112, 6434156, 7154224, 11259773, 12868312, 17693929, 22519546, 25736624, 35387858, 45039092, 70775716, 90078184, 123857503, 141551432, 180156368, 247715006, 283102864, 495430012, 990860024, 1981720048]

約数ペア:

[(1, 1981720048), (2, 990860024), (4, 495430012), (7, 283102864), (8, 247715006), (11, 180156368), (14, 141551432), (16, 123857503), (22, 90078184), (28, 70775716), (44, 45039092), (56, 35387858), (77, 25736624), (88, 22519546), (112, 17693929), (154, 12868312), (176, 11259773), (277, 7154224), (308, 6434156), (554, 3577112), (616, 3217078), (1108, 1788556), (1232, 1608539), (1939, 1022032), (2216, 894278), (3047, 650384), (3878, 511016), (4432, 447139), (5807, 341264), (6094, 325192), (7756, 255508), (11614, 170632), (12188, 162596), (15512, 127754), (21329, 92912), (23228, 85316), (24376, 81298), (31024, 63877), (40649, 48752), (42658, 46456)]