38381920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 97651008

約数和(自身を除く): 59269088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 103, 136, 137, 160, 170, 206, 272, 274, 340, 412, 515, 544, 548, 680, 685, 824, 1030, 1096, 1360, 1370, 1648, 1751, 2060, 2192, 2329, 2720, 2740, 3296, 3502, 4120, 4384, 4658, 5480, 7004, 8240, 8755, 9316, 10960, 11645, 14008, 14111, 16480, 17510, 18632, 21920, 23290, 28016, 28222, 35020, 37264, 46580, 56032, 56444, 70040, 70555, 74528, 93160, 112888, 140080, 141110, 186320, 225776, 239887, 280160, 282220, 372640, 451552, 479774, 564440, 959548, 1128880, 1199435, 1919096, 2257760, 2398870, 3838192, 4797740, 7676384, 9595480, 19190960, 38381920]

約数ペア:

[(1, 38381920), (2, 19190960), (4, 9595480), (5, 7676384), (8, 4797740), (10, 3838192), (16, 2398870), (17, 2257760), (20, 1919096), (32, 1199435), (34, 1128880), (40, 959548), (68, 564440), (80, 479774), (85, 451552), (103, 372640), (136, 282220), (137, 280160), (160, 239887), (170, 225776), (206, 186320), (272, 141110), (274, 140080), (340, 112888), (412, 93160), (515, 74528), (544, 70555), (548, 70040), (680, 56444), (685, 56032), (824, 46580), (1030, 37264), (1096, 35020), (1360, 28222), (1370, 28016), (1648, 23290), (1751, 21920), (2060, 18632), (2192, 17510), (2329, 16480), (2720, 14111), (2740, 14008), (3296, 11645), (3502, 10960), (4120, 9316), (4384, 8755), (4658, 8240), (5480, 7004)]