415547480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{853}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 986882400

約数和(自身を除く): 571334920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 641, 760, 853, 1282, 1706, 2564, 3205, 3412, 4265, 5128, 6410, 6824, 8530, 12179, 12820, 16207, 17060, 24358, 25640, 32414, 34120, 48716, 60895, 64828, 81035, 97432, 121790, 129656, 162070, 243580, 324140, 487160, 546773, 648280, 1093546, 2187092, 2733865, 4374184, 5467730, 10388687, 10935460, 20777374, 21870920, 41554748, 51943435, 83109496, 103886870, 207773740, 415547480]

約数ペア:

[(1, 415547480), (2, 207773740), (4, 103886870), (5, 83109496), (8, 51943435), (10, 41554748), (19, 21870920), (20, 20777374), (38, 10935460), (40, 10388687), (76, 5467730), (95, 4374184), (152, 2733865), (190, 2187092), (380, 1093546), (641, 648280), (760, 546773), (853, 487160), (1282, 324140), (1706, 243580), (2564, 162070), (3205, 129656), (3412, 121790), (4265, 97432), (5128, 81035), (6410, 64828), (6824, 60895), (8530, 48716), (12179, 34120), (12820, 32414), (16207, 25640), (17060, 24358)]