20405890452

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1\times {\mathrm{617}}^1$

素因数の和:1065

約数の個数: 96

約数和(自身を含む): 48776515200

約数和(自身を除く): 28370624748

約数列:

[1, 2, 3, 4, 6, 12, 89, 173, 178, 179, 267, 346, 356, 358, 519, 534, 537, 617, 692, 716, 1038, 1068, 1074, 1234, 1851, 2076, 2148, 2468, 3702, 7404, 15397, 15931, 30794, 30967, 31862, 46191, 47793, 54913, 61588, 61934, 63724, 92382, 92901, 95586, 106741, 109826, 110443, 123868, 164739, 184764, 185802, 191172, 213482, 219652, 220886, 320223, 329478, 331329, 371604, 426964, 441772, 640446, 658956, 662658, 1280892, 1325316, 2756063, 5512126, 8268189, 9499949, 9829427, 11024252, 16536378, 18999898, 19106639, 19658854, 28499847, 29488281, 33072756, 37999796, 38213278, 39317708, 56999694, 57319917, 58976562, 76426556, 113999388, 114639834, 117953124, 229279668, 1700490871, 3400981742, 5101472613, 6801963484, 10202945226, 20405890452]

約数ペア:

[(1, 20405890452), (2, 10202945226), (3, 6801963484), (4, 5101472613), (6, 3400981742), (12, 1700490871), (89, 229279668), (173, 117953124), (178, 114639834), (179, 113999388), (267, 76426556), (346, 58976562), (356, 57319917), (358, 56999694), (519, 39317708), (534, 38213278), (537, 37999796), (617, 33072756), (692, 29488281), (716, 28499847), (1038, 19658854), (1068, 19106639), (1074, 18999898), (1234, 16536378), (1851, 11024252), (2076, 9829427), (2148, 9499949), (2468, 8268189), (3702, 5512126), (7404, 2756063), (15397, 1325316), (15931, 1280892), (30794, 662658), (30967, 658956), (31862, 640446), (46191, 441772), (47793, 426964), (54913, 371604), (61588, 331329), (61934, 329478), (63724, 320223), (92382, 220886), (92901, 219652), (95586, 213482), (106741, 191172), (109826, 185802), (110443, 184764), (123868, 164739)]