20228781780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2203571}}^1$

素因数の和:2203606

約数の個数: 96

約数和(自身を含む): 66636017280

約数和(自身を除く): 46407235500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 9180, 2203571, 4407142, 6610713, 8814284, 11017855, 13221426, 19832139, 22035710, 26442852, 33053565, 37460707, 39664278, 44071420, 59496417, 66107130, 74921414, 79328556, 99160695, 112382121, 118992834, 132214260, 149842828, 187303535, 198321390, 224764242, 237985668, 297482085, 337146363, 374607070, 396642780, 449528484, 561910605, 594964170, 674292726, 749214140, 1011439089, 1123821210, 1189928340, 1348585452, 1685731815, 2022878178, 2247642420, 3371463630, 4045756356, 5057195445, 6742927260, 10114390890, 20228781780]

約数ペア:

[(1, 20228781780), (2, 10114390890), (3, 6742927260), (4, 5057195445), (5, 4045756356), (6, 3371463630), (9, 2247642420), (10, 2022878178), (12, 1685731815), (15, 1348585452), (17, 1189928340), (18, 1123821210), (20, 1011439089), (27, 749214140), (30, 674292726), (34, 594964170), (36, 561910605), (45, 449528484), (51, 396642780), (54, 374607070), (60, 337146363), (68, 297482085), (85, 237985668), (90, 224764242), (102, 198321390), (108, 187303535), (135, 149842828), (153, 132214260), (170, 118992834), (180, 112382121), (204, 99160695), (255, 79328556), (270, 74921414), (306, 66107130), (340, 59496417), (459, 44071420), (510, 39664278), (540, 37460707), (612, 33053565), (765, 26442852), (918, 22035710), (1020, 19832139), (1530, 13221426), (1836, 11017855), (2295, 8814284), (3060, 6610713), (4590, 4407142), (9180, 2203571)]