1986165440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6379}}^1$

素因数の和:6542

約数の個数: 112

約数和(自身を含む): 5444947200

約数和(自身を除く): 3458781760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 139, 140, 160, 224, 278, 280, 320, 448, 556, 560, 695, 973, 1112, 1120, 1390, 1946, 2224, 2240, 2780, 3892, 4448, 4865, 5560, 6379, 7784, 8896, 9730, 11120, 12758, 15568, 19460, 22240, 25516, 31136, 31895, 38920, 44480, 44653, 51032, 62272, 63790, 77840, 89306, 102064, 127580, 155680, 178612, 204128, 223265, 255160, 311360, 357224, 408256, 446530, 510320, 714448, 886681, 893060, 1020640, 1428896, 1773362, 1786120, 2041280, 2857792, 3546724, 3572240, 4433405, 6206767, 7093448, 7144480, 8866810, 12413534, 14186896, 14288960, 17733620, 24827068, 28373792, 31033835, 35467240, 49654136, 56747584, 62067670, 70934480, 99308272, 124135340, 141868960, 198616544, 248270680, 283737920, 397233088, 496541360, 993082720, 1986165440]

約数ペア:

[(1, 1986165440), (2, 993082720), (4, 496541360), (5, 397233088), (7, 283737920), (8, 248270680), (10, 198616544), (14, 141868960), (16, 124135340), (20, 99308272), (28, 70934480), (32, 62067670), (35, 56747584), (40, 49654136), (56, 35467240), (64, 31033835), (70, 28373792), (80, 24827068), (112, 17733620), (139, 14288960), (140, 14186896), (160, 12413534), (224, 8866810), (278, 7144480), (280, 7093448), (320, 6206767), (448, 4433405), (556, 3572240), (560, 3546724), (695, 2857792), (973, 2041280), (1112, 1786120), (1120, 1773362), (1390, 1428896), (1946, 1020640), (2224, 893060), (2240, 886681), (2780, 714448), (3892, 510320), (4448, 446530), (4865, 408256), (5560, 357224), (6379, 311360), (7784, 255160), (8896, 223265), (9730, 204128), (11120, 178612), (12758, 155680), (15568, 127580), (19460, 102064), (22240, 89306), (25516, 77840), (31136, 63790), (31895, 62272), (38920, 51032), (44480, 44653)]