20173671160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{41983}}^1$

素因数の和:42328

約数の個数: 64

約数和(自身を含む): 46657658880

約数和(自身を除く): 26483987720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 293, 328, 410, 586, 820, 1172, 1465, 1640, 2344, 2930, 5860, 11720, 12013, 24026, 41983, 48052, 60065, 83966, 96104, 120130, 167932, 209915, 240260, 335864, 419830, 480520, 839660, 1679320, 1721303, 3442606, 6885212, 8606515, 12301019, 13770424, 17213030, 24602038, 34426060, 49204076, 61505095, 68852120, 98408152, 123010190, 246020380, 492040760, 504341779, 1008683558, 2017367116, 2521708895, 4034734232, 5043417790, 10086835580, 20173671160]

約数ペア:

[(1, 20173671160), (2, 10086835580), (4, 5043417790), (5, 4034734232), (8, 2521708895), (10, 2017367116), (20, 1008683558), (40, 504341779), (41, 492040760), (82, 246020380), (164, 123010190), (205, 98408152), (293, 68852120), (328, 61505095), (410, 49204076), (586, 34426060), (820, 24602038), (1172, 17213030), (1465, 13770424), (1640, 12301019), (2344, 8606515), (2930, 6885212), (5860, 3442606), (11720, 1721303), (12013, 1679320), (24026, 839660), (41983, 480520), (48052, 419830), (60065, 335864), (83966, 240260), (96104, 209915), (120130, 167932)]