20173820440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{3011}}^1$

素因数の和:3265

約数の個数: 128

約数和(自身を含む): 49184755200

約数和(自身を除く): 29010934760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 167, 170, 236, 295, 334, 340, 472, 590, 668, 680, 835, 1003, 1180, 1336, 1670, 2006, 2360, 2839, 3011, 3340, 4012, 5015, 5678, 6022, 6680, 8024, 9853, 10030, 11356, 12044, 14195, 15055, 19706, 20060, 22712, 24088, 28390, 30110, 39412, 40120, 49265, 51187, 56780, 60220, 78824, 98530, 102374, 113560, 120440, 167501, 177649, 197060, 204748, 255935, 335002, 355298, 394120, 409496, 502837, 511870, 670004, 710596, 837505, 888245, 1005674, 1023740, 1340008, 1421192, 1675010, 1776490, 2011348, 2047480, 2514185, 3020033, 3350020, 3552980, 4022696, 5028370, 6040066, 6700040, 7105960, 8548229, 10056740, 12080132, 15100165, 17096458, 20113480, 24160264, 29667383, 30200330, 34192916, 42741145, 59334766, 60400660, 68385832, 85482290, 118669532, 120801320, 148336915, 170964580, 237339064, 296673830, 341929160, 504345511, 593347660, 1008691022, 1186695320, 2017382044, 2521727555, 4034764088, 5043455110, 10086910220, 20173820440]

約数ペア:

[(1, 20173820440), (2, 10086910220), (4, 5043455110), (5, 4034764088), (8, 2521727555), (10, 2017382044), (17, 1186695320), (20, 1008691022), (34, 593347660), (40, 504345511), (59, 341929160), (68, 296673830), (85, 237339064), (118, 170964580), (136, 148336915), (167, 120801320), (170, 118669532), (236, 85482290), (295, 68385832), (334, 60400660), (340, 59334766), (472, 42741145), (590, 34192916), (668, 30200330), (680, 29667383), (835, 24160264), (1003, 20113480), (1180, 17096458), (1336, 15100165), (1670, 12080132), (2006, 10056740), (2360, 8548229), (2839, 7105960), (3011, 6700040), (3340, 6040066), (4012, 5028370), (5015, 4022696), (5678, 3552980), (6022, 3350020), (6680, 3020033), (8024, 2514185), (9853, 2047480), (10030, 2011348), (11356, 1776490), (12044, 1675010), (14195, 1421192), (15055, 1340008), (19706, 1023740), (20060, 1005674), (22712, 888245), (24088, 837505), (28390, 710596), (30110, 670004), (39412, 511870), (40120, 502837), (49265, 409496), (51187, 394120), (56780, 355298), (60220, 335002), (78824, 255935), (98530, 204748), (102374, 197060), (113560, 177649), (120440, 167501)]