31340540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 83994624

約数和(自身を除く): 52654084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 94, 110, 140, 154, 188, 220, 235, 308, 329, 385, 433, 470, 517, 658, 770, 866, 940, 1034, 1316, 1540, 1645, 1732, 2068, 2165, 2585, 3031, 3290, 3619, 4330, 4763, 5170, 6062, 6580, 7238, 8660, 9526, 10340, 12124, 14476, 15155, 18095, 19052, 20351, 23815, 30310, 33341, 36190, 40702, 47630, 60620, 66682, 72380, 81404, 95260, 101755, 133364, 142457, 166705, 203510, 223861, 284914, 333410, 407020, 447722, 569828, 666820, 712285, 895444, 1119305, 1424570, 1567027, 2238610, 2849140, 3134054, 4477220, 6268108, 7835135, 15670270, 31340540]

約数ペア:

[(1, 31340540), (2, 15670270), (4, 7835135), (5, 6268108), (7, 4477220), (10, 3134054), (11, 2849140), (14, 2238610), (20, 1567027), (22, 1424570), (28, 1119305), (35, 895444), (44, 712285), (47, 666820), (55, 569828), (70, 447722), (77, 407020), (94, 333410), (110, 284914), (140, 223861), (154, 203510), (188, 166705), (220, 142457), (235, 133364), (308, 101755), (329, 95260), (385, 81404), (433, 72380), (470, 66682), (517, 60620), (658, 47630), (770, 40702), (866, 36190), (940, 33341), (1034, 30310), (1316, 23815), (1540, 20351), (1645, 19052), (1732, 18095), (2068, 15155), (2165, 14476), (2585, 12124), (3031, 10340), (3290, 9526), (3619, 8660), (4330, 7238), (4763, 6580), (5170, 6062)]