40620208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 89565696

約数和(自身を除く): 48945488

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 43, 46, 68, 86, 92, 136, 151, 172, 184, 272, 302, 344, 368, 391, 604, 688, 731, 782, 989, 1208, 1462, 1564, 1978, 2416, 2567, 2924, 3128, 3473, 3956, 5134, 5848, 6256, 6493, 6946, 7912, 10268, 11696, 12986, 13892, 15824, 16813, 20536, 25972, 27784, 33626, 41072, 51944, 55568, 59041, 67252, 103888, 110381, 118082, 134504, 149339, 220762, 236164, 269008, 298678, 441524, 472328, 597356, 883048, 944656, 1194712, 1766096, 2389424, 2538763, 5077526, 10155052, 20310104, 40620208]

約数ペア:

[(1, 40620208), (2, 20310104), (4, 10155052), (8, 5077526), (16, 2538763), (17, 2389424), (23, 1766096), (34, 1194712), (43, 944656), (46, 883048), (68, 597356), (86, 472328), (92, 441524), (136, 298678), (151, 269008), (172, 236164), (184, 220762), (272, 149339), (302, 134504), (344, 118082), (368, 110381), (391, 103888), (604, 67252), (688, 59041), (731, 55568), (782, 51944), (989, 41072), (1208, 33626), (1462, 27784), (1564, 25972), (1978, 20536), (2416, 16813), (2567, 15824), (2924, 13892), (3128, 12986), (3473, 11696), (3956, 10268), (5134, 7912), (5848, 6946), (6256, 6493)]