20185328220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{177907}}^1$

素因数の和:178011

約数の個数: 96

約数和(自身を含む): 59298871296

約数和(自身を除く): 39113543076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 61, 62, 93, 122, 124, 155, 183, 186, 244, 305, 310, 366, 372, 465, 610, 620, 732, 915, 930, 1220, 1830, 1860, 1891, 3660, 3782, 5673, 7564, 9455, 11346, 18910, 22692, 28365, 37820, 56730, 113460, 177907, 355814, 533721, 711628, 889535, 1067442, 1779070, 2134884, 2668605, 3558140, 5337210, 5515117, 10674420, 10852327, 11030234, 16545351, 21704654, 22060468, 27575585, 32556981, 33090702, 43409308, 54261635, 55151170, 65113962, 66181404, 82726755, 108523270, 110302340, 130227924, 162784905, 165453510, 217046540, 325569810, 330907020, 336422137, 651139620, 672844274, 1009266411, 1345688548, 1682110685, 2018532822, 3364221370, 4037065644, 5046332055, 6728442740, 10092664110, 20185328220]

約数ペア:

[(1, 20185328220), (2, 10092664110), (3, 6728442740), (4, 5046332055), (5, 4037065644), (6, 3364221370), (10, 2018532822), (12, 1682110685), (15, 1345688548), (20, 1009266411), (30, 672844274), (31, 651139620), (60, 336422137), (61, 330907020), (62, 325569810), (93, 217046540), (122, 165453510), (124, 162784905), (155, 130227924), (183, 110302340), (186, 108523270), (244, 82726755), (305, 66181404), (310, 65113962), (366, 55151170), (372, 54261635), (465, 43409308), (610, 33090702), (620, 32556981), (732, 27575585), (915, 22060468), (930, 21704654), (1220, 16545351), (1830, 11030234), (1860, 10852327), (1891, 10674420), (3660, 5515117), (3782, 5337210), (5673, 3558140), (7564, 2668605), (9455, 2134884), (11346, 1779070), (18910, 1067442), (22692, 889535), (28365, 711628), (37820, 533721), (56730, 355814), (113460, 177907)]