2665628

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 5720064

約数和(自身を除く): 3054436

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 83, 124, 148, 166, 217, 259, 332, 434, 518, 581, 868, 1036, 1147, 1162, 2294, 2324, 2573, 3071, 4588, 5146, 6142, 8029, 10292, 12284, 16058, 18011, 21497, 32116, 36022, 42994, 72044, 85988, 95201, 190402, 380804, 666407, 1332814, 2665628]

約数ペア:

[(1, 2665628), (2, 1332814), (4, 666407), (7, 380804), (14, 190402), (28, 95201), (31, 85988), (37, 72044), (62, 42994), (74, 36022), (83, 32116), (124, 21497), (148, 18011), (166, 16058), (217, 12284), (259, 10292), (332, 8029), (434, 6142), (518, 5146), (581, 4588), (868, 3071), (1036, 2573), (1147, 2324), (1162, 2294)]