20220971360

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{5051}}^1$

素因数の和:5388

約数の個数: 96

約数和(自身を含む): 48398321664

約数和(自身を除く): 28177350304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 191, 262, 382, 524, 655, 764, 955, 1048, 1310, 1528, 1910, 2096, 2620, 3056, 3820, 4192, 5051, 5240, 6112, 7640, 10102, 10480, 15280, 20204, 20960, 25021, 25255, 30560, 40408, 50042, 50510, 80816, 100084, 101020, 125105, 161632, 200168, 202040, 250210, 400336, 404080, 500420, 661681, 800672, 808160, 964741, 1000840, 1323362, 1929482, 2001680, 2646724, 3308405, 3858964, 4003360, 4823705, 5293448, 6616810, 7717928, 9647410, 10586896, 13233620, 15435856, 19294820, 21173792, 26467240, 30871712, 38589640, 52934480, 77179280, 105868960, 126381071, 154358560, 252762142, 505524284, 631905355, 1011048568, 1263810710, 2022097136, 2527621420, 4044194272, 5055242840, 10110485680, 20220971360]

約数ペア:

[(1, 20220971360), (2, 10110485680), (4, 5055242840), (5, 4044194272), (8, 2527621420), (10, 2022097136), (16, 1263810710), (20, 1011048568), (32, 631905355), (40, 505524284), (80, 252762142), (131, 154358560), (160, 126381071), (191, 105868960), (262, 77179280), (382, 52934480), (524, 38589640), (655, 30871712), (764, 26467240), (955, 21173792), (1048, 19294820), (1310, 15435856), (1528, 13233620), (1910, 10586896), (2096, 9647410), (2620, 7717928), (3056, 6616810), (3820, 5293448), (4192, 4823705), (5051, 4003360), (5240, 3858964), (6112, 3308405), (7640, 2646724), (10102, 2001680), (10480, 1929482), (15280, 1323362), (20204, 1000840), (20960, 964741), (25021, 808160), (25255, 800672), (30560, 661681), (40408, 500420), (50042, 404080), (50510, 400336), (80816, 250210), (100084, 202040), (101020, 200168), (125105, 161632)]