1640894790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{9857}}^1$

素因数の和:10077

約数の個数: 64

約数和(自身を含む): 4088309760

約数和(自身を除く): 2447414970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 179, 186, 310, 358, 465, 537, 895, 930, 1074, 1790, 2685, 5370, 5549, 9857, 11098, 16647, 19714, 27745, 29571, 33294, 49285, 55490, 59142, 83235, 98570, 147855, 166470, 295710, 305567, 611134, 916701, 1527835, 1764403, 1833402, 3055670, 3528806, 4583505, 5293209, 8822015, 9167010, 10586418, 17644030, 26466045, 52932090, 54696493, 109392986, 164089479, 273482465, 328178958, 546964930, 820447395, 1640894790]

約数ペア:

[(1, 1640894790), (2, 820447395), (3, 546964930), (5, 328178958), (6, 273482465), (10, 164089479), (15, 109392986), (30, 54696493), (31, 52932090), (62, 26466045), (93, 17644030), (155, 10586418), (179, 9167010), (186, 8822015), (310, 5293209), (358, 4583505), (465, 3528806), (537, 3055670), (895, 1833402), (930, 1764403), (1074, 1527835), (1790, 916701), (2685, 611134), (5370, 305567), (5549, 295710), (9857, 166470), (11098, 147855), (16647, 98570), (19714, 83235), (27745, 59142), (29571, 55490), (33294, 49285)]