20078076752

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1\times {\mathrm{373}}^1$

素因数の和:940

約数の個数: 80

約数和(自身を含む): 39935301120

約数和(自身を除く): 19857224368

約数列:

[1, 2, 4, 8, 16, 89, 103, 178, 206, 356, 367, 373, 412, 712, 734, 746, 824, 1424, 1468, 1492, 1648, 2936, 2984, 5872, 5968, 9167, 18334, 32663, 33197, 36668, 37801, 38419, 65326, 66394, 73336, 75602, 76838, 130652, 132788, 136891, 146672, 151204, 153676, 261304, 265576, 273782, 302408, 307352, 522608, 531152, 547564, 604816, 614704, 1095128, 2190256, 3364289, 3419291, 6728578, 6838582, 12183299, 13457156, 13677164, 14099773, 24366598, 26914312, 27354328, 28199546, 48733196, 53828624, 54708656, 56399092, 97466392, 112798184, 194932784, 225596368, 1254879797, 2509759594, 5019519188, 10039038376, 20078076752]

約数ペア:

[(1, 20078076752), (2, 10039038376), (4, 5019519188), (8, 2509759594), (16, 1254879797), (89, 225596368), (103, 194932784), (178, 112798184), (206, 97466392), (356, 56399092), (367, 54708656), (373, 53828624), (412, 48733196), (712, 28199546), (734, 27354328), (746, 26914312), (824, 24366598), (1424, 14099773), (1468, 13677164), (1492, 13457156), (1648, 12183299), (2936, 6838582), (2984, 6728578), (5872, 3419291), (5968, 3364289), (9167, 2190256), (18334, 1095128), (32663, 614704), (33197, 604816), (36668, 547564), (37801, 531152), (38419, 522608), (65326, 307352), (66394, 302408), (73336, 273782), (75602, 265576), (76838, 261304), (130652, 153676), (132788, 151204), (136891, 146672)]