2082156720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1239379}}^1$

素因数の和:1239402

約数の個数: 80

約数和(自身を含む): 7376789760

約数和(自身を除く): 5294633040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1239379, 2478758, 3718137, 4957516, 6196895, 7436274, 8675653, 9915032, 12393790, 14872548, 17351306, 18590685, 19830064, 24787580, 26026959, 29745096, 34702612, 37181370, 43378265, 49575160, 52053918, 59490192, 69405224, 74362740, 86756530, 99150320, 104107836, 130134795, 138810448, 148725480, 173513060, 208215672, 260269590, 297450960, 347026120, 416431344, 520539180, 694052240, 1041078360, 2082156720]

約数ペア:

[(1, 2082156720), (2, 1041078360), (3, 694052240), (4, 520539180), (5, 416431344), (6, 347026120), (7, 297450960), (8, 260269590), (10, 208215672), (12, 173513060), (14, 148725480), (15, 138810448), (16, 130134795), (20, 104107836), (21, 99150320), (24, 86756530), (28, 74362740), (30, 69405224), (35, 59490192), (40, 52053918), (42, 49575160), (48, 43378265), (56, 37181370), (60, 34702612), (70, 29745096), (80, 26026959), (84, 24787580), (105, 19830064), (112, 18590685), (120, 17351306), (140, 14872548), (168, 12393790), (210, 9915032), (240, 8675653), (280, 7436274), (336, 6196895), (420, 4957516), (560, 3718137), (840, 2478758), (1680, 1239379)]