2011194920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{14629}}^1$

素因数の和:15138

約数の個数: 64

約数和(自身を含む): 5182531200

約数和(自身を除く): 3171336280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 491, 982, 1964, 2455, 3437, 3928, 4910, 6874, 9820, 13748, 14629, 17185, 19640, 27496, 29258, 34370, 58516, 68740, 73145, 102403, 117032, 137480, 146290, 204806, 292580, 409612, 512015, 585160, 819224, 1024030, 2048060, 4096120, 7182839, 14365678, 28731356, 35914195, 50279873, 57462712, 71828390, 100559746, 143656780, 201119492, 251399365, 287313560, 402238984, 502798730, 1005597460, 2011194920]

約数ペア:

[(1, 2011194920), (2, 1005597460), (4, 502798730), (5, 402238984), (7, 287313560), (8, 251399365), (10, 201119492), (14, 143656780), (20, 100559746), (28, 71828390), (35, 57462712), (40, 50279873), (56, 35914195), (70, 28731356), (140, 14365678), (280, 7182839), (491, 4096120), (982, 2048060), (1964, 1024030), (2455, 819224), (3437, 585160), (3928, 512015), (4910, 409612), (6874, 292580), (9820, 204806), (13748, 146290), (14629, 137480), (17185, 117032), (19640, 102403), (27496, 73145), (29258, 68740), (34370, 58516)]