20133380020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{94781}}^1$

素因数の和:94865

約数の個数: 96

約数和(自身を含む): 49043998080

約数和(自身を除く): 28910618060

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 43, 52, 65, 76, 86, 95, 130, 172, 190, 215, 247, 260, 380, 430, 494, 559, 817, 860, 988, 1118, 1235, 1634, 2236, 2470, 2795, 3268, 4085, 4940, 5590, 8170, 10621, 11180, 16340, 21242, 42484, 53105, 94781, 106210, 189562, 212420, 379124, 473905, 947810, 1232153, 1800839, 1895620, 2464306, 3601678, 4075583, 4928612, 6160765, 7203356, 8151166, 9004195, 12321530, 16302332, 18008390, 20377915, 23410907, 24643060, 36016780, 40755830, 46821814, 52982579, 77436077, 81511660, 93643628, 105965158, 117054535, 154872154, 211930316, 234109070, 264912895, 309744308, 387180385, 468218140, 529825790, 774360770, 1006669001, 1059651580, 1548721540, 2013338002, 4026676004, 5033345005, 10066690010, 20133380020]

約数ペア:

[(1, 20133380020), (2, 10066690010), (4, 5033345005), (5, 4026676004), (10, 2013338002), (13, 1548721540), (19, 1059651580), (20, 1006669001), (26, 774360770), (38, 529825790), (43, 468218140), (52, 387180385), (65, 309744308), (76, 264912895), (86, 234109070), (95, 211930316), (130, 154872154), (172, 117054535), (190, 105965158), (215, 93643628), (247, 81511660), (260, 77436077), (380, 52982579), (430, 46821814), (494, 40755830), (559, 36016780), (817, 24643060), (860, 23410907), (988, 20377915), (1118, 18008390), (1235, 16302332), (1634, 12321530), (2236, 9004195), (2470, 8151166), (2795, 7203356), (3268, 6160765), (4085, 4928612), (4940, 4075583), (5590, 3601678), (8170, 2464306), (10621, 1895620), (11180, 1800839), (16340, 1232153), (21242, 947810), (42484, 473905), (53105, 379124), (94781, 212420), (106210, 189562)]