401037820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:583

約数の個数: 96

約数和(自身を含む): 930787200

約数和(自身を除く): 529749380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 71, 74, 85, 142, 148, 170, 185, 284, 340, 355, 370, 449, 629, 710, 740, 898, 1207, 1258, 1420, 1796, 2245, 2414, 2516, 2627, 3145, 4490, 4828, 5254, 6035, 6290, 7633, 8980, 10508, 12070, 12580, 13135, 15266, 16613, 24140, 26270, 30532, 31879, 33226, 38165, 44659, 52540, 63758, 66452, 76330, 83065, 89318, 127516, 152660, 159395, 166130, 178636, 223295, 282421, 318790, 332260, 446590, 541943, 564842, 637580, 893180, 1083886, 1129684, 1179523, 1412105, 2167772, 2359046, 2709715, 2824210, 4718092, 5419430, 5648420, 5897615, 10838860, 11795230, 20051891, 23590460, 40103782, 80207564, 100259455, 200518910, 401037820]

約数ペア:

[(1, 401037820), (2, 200518910), (4, 100259455), (5, 80207564), (10, 40103782), (17, 23590460), (20, 20051891), (34, 11795230), (37, 10838860), (68, 5897615), (71, 5648420), (74, 5419430), (85, 4718092), (142, 2824210), (148, 2709715), (170, 2359046), (185, 2167772), (284, 1412105), (340, 1179523), (355, 1129684), (370, 1083886), (449, 893180), (629, 637580), (710, 564842), (740, 541943), (898, 446590), (1207, 332260), (1258, 318790), (1420, 282421), (1796, 223295), (2245, 178636), (2414, 166130), (2516, 159395), (2627, 152660), (3145, 127516), (4490, 89318), (4828, 83065), (5254, 76330), (6035, 66452), (6290, 63758), (7633, 52540), (8980, 44659), (10508, 38165), (12070, 33226), (12580, 31879), (13135, 30532), (15266, 26270), (16613, 24140)]