55893280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20549}}^1$

素因数の和:20581

約数の個数: 48

約数和(自身を含む): 139822200

約数和(自身を除く): 83928920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 20549, 41098, 82196, 102745, 164392, 205490, 328784, 349333, 410980, 657568, 698666, 821960, 1397332, 1643920, 1746665, 2794664, 3287840, 3493330, 5589328, 6986660, 11178656, 13973320, 27946640, 55893280]

約数ペア:

[(1, 55893280), (2, 27946640), (4, 13973320), (5, 11178656), (8, 6986660), (10, 5589328), (16, 3493330), (17, 3287840), (20, 2794664), (32, 1746665), (34, 1643920), (40, 1397332), (68, 821960), (80, 698666), (85, 657568), (136, 410980), (160, 349333), (170, 328784), (272, 205490), (340, 164392), (544, 102745), (680, 82196), (1360, 41098), (2720, 20549)]