20184450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:980

約数の個数: 96

約数和(自身を含む): 58871232

約数和(自身を除く): 38686782

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 110, 130, 143, 150, 165, 195, 275, 286, 325, 330, 390, 429, 550, 650, 715, 825, 858, 941, 975, 1430, 1650, 1882, 1950, 2145, 2823, 3575, 4290, 4705, 5646, 7150, 9410, 10351, 10725, 12233, 14115, 20702, 21450, 23525, 24466, 28230, 31053, 36699, 47050, 51755, 61165, 62106, 70575, 73398, 103510, 122330, 134563, 141150, 155265, 183495, 258775, 269126, 305825, 310530, 366990, 403689, 517550, 611650, 672815, 776325, 807378, 917475, 1345630, 1552650, 1834950, 2018445, 3364075, 4036890, 6728150, 10092225, 20184450]

約数ペア:

[(1, 20184450), (2, 10092225), (3, 6728150), (5, 4036890), (6, 3364075), (10, 2018445), (11, 1834950), (13, 1552650), (15, 1345630), (22, 917475), (25, 807378), (26, 776325), (30, 672815), (33, 611650), (39, 517550), (50, 403689), (55, 366990), (65, 310530), (66, 305825), (75, 269126), (78, 258775), (110, 183495), (130, 155265), (143, 141150), (150, 134563), (165, 122330), (195, 103510), (275, 73398), (286, 70575), (325, 62106), (330, 61165), (390, 51755), (429, 47050), (550, 36699), (650, 31053), (715, 28230), (825, 24466), (858, 23525), (941, 21450), (975, 20702), (1430, 14115), (1650, 12233), (1882, 10725), (1950, 10351), (2145, 9410), (2823, 7150), (3575, 5646), (4290, 4705)]