20170759340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:1035

約数の個数: 96

約数和(自身を含む): 43915132800

約数和(自身を除く): 23744373460

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 137, 164, 205, 274, 409, 410, 439, 548, 685, 818, 820, 878, 1370, 1636, 1756, 2045, 2195, 2740, 4090, 4390, 5617, 8180, 8780, 11234, 16769, 17999, 22468, 28085, 33538, 35998, 56033, 56170, 60143, 67076, 71996, 83845, 89995, 112066, 112340, 120286, 167690, 179551, 179990, 224132, 240572, 280165, 300715, 335380, 359102, 359980, 560330, 601430, 718204, 897755, 1120660, 1202860, 1795510, 2297353, 2465863, 3591020, 4594706, 4931726, 7361591, 9189412, 9863452, 11486765, 12329315, 14723182, 22973530, 24598487, 24658630, 29446364, 36807955, 45947060, 49196974, 49317260, 73615910, 98393948, 122992435, 147231820, 245984870, 491969740, 1008537967, 2017075934, 4034151868, 5042689835, 10085379670, 20170759340]

約数ペア:

[(1, 20170759340), (2, 10085379670), (4, 5042689835), (5, 4034151868), (10, 2017075934), (20, 1008537967), (41, 491969740), (82, 245984870), (137, 147231820), (164, 122992435), (205, 98393948), (274, 73615910), (409, 49317260), (410, 49196974), (439, 45947060), (548, 36807955), (685, 29446364), (818, 24658630), (820, 24598487), (878, 22973530), (1370, 14723182), (1636, 12329315), (1756, 11486765), (2045, 9863452), (2195, 9189412), (2740, 7361591), (4090, 4931726), (4390, 4594706), (5617, 3591020), (8180, 2465863), (8780, 2297353), (11234, 1795510), (16769, 1202860), (17999, 1120660), (22468, 897755), (28085, 718204), (33538, 601430), (35998, 560330), (56033, 359980), (56170, 359102), (60143, 335380), (67076, 300715), (71996, 280165), (83845, 240572), (89995, 224132), (112066, 179990), (112340, 179551), (120286, 167690)]