23120240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:127

約数の個数: 160

約数和(自身を含む): 65995776

約数和(自身を除く): 42875536

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 43, 44, 47, 52, 55, 65, 80, 86, 88, 94, 104, 110, 130, 143, 172, 176, 188, 208, 215, 220, 235, 260, 286, 344, 376, 430, 440, 470, 473, 517, 520, 559, 572, 611, 688, 715, 752, 860, 880, 940, 946, 1034, 1040, 1118, 1144, 1222, 1430, 1720, 1880, 1892, 2021, 2068, 2236, 2288, 2365, 2444, 2585, 2795, 2860, 3055, 3440, 3760, 3784, 4042, 4136, 4472, 4730, 4888, 5170, 5590, 5720, 6110, 6149, 6721, 7568, 8084, 8272, 8944, 9460, 9776, 10105, 10340, 11180, 11440, 12220, 12298, 13442, 16168, 18920, 20210, 20680, 22231, 22360, 24440, 24596, 26273, 26884, 30745, 32336, 33605, 37840, 40420, 41360, 44462, 44720, 48880, 49192, 52546, 53768, 61490, 67210, 80840, 88924, 98384, 105092, 107536, 111155, 122980, 131365, 134420, 161680, 177848, 210184, 222310, 245960, 262730, 268840, 289003, 355696, 420368, 444620, 491920, 525460, 537680, 578006, 889240, 1050920, 1156012, 1445015, 1778480, 2101840, 2312024, 2890030, 4624048, 5780060, 11560120, 23120240]

約数ペア:

[(1, 23120240), (2, 11560120), (4, 5780060), (5, 4624048), (8, 2890030), (10, 2312024), (11, 2101840), (13, 1778480), (16, 1445015), (20, 1156012), (22, 1050920), (26, 889240), (40, 578006), (43, 537680), (44, 525460), (47, 491920), (52, 444620), (55, 420368), (65, 355696), (80, 289003), (86, 268840), (88, 262730), (94, 245960), (104, 222310), (110, 210184), (130, 177848), (143, 161680), (172, 134420), (176, 131365), (188, 122980), (208, 111155), (215, 107536), (220, 105092), (235, 98384), (260, 88924), (286, 80840), (344, 67210), (376, 61490), (430, 53768), (440, 52546), (470, 49192), (473, 48880), (517, 44720), (520, 44462), (559, 41360), (572, 40420), (611, 37840), (688, 33605), (715, 32336), (752, 30745), (860, 26884), (880, 26273), (940, 24596), (946, 24440), (1034, 22360), (1040, 22231), (1118, 20680), (1144, 20210), (1222, 18920), (1430, 16168), (1720, 13442), (1880, 12298), (1892, 12220), (2021, 11440), (2068, 11180), (2236, 10340), (2288, 10105), (2365, 9776), (2444, 9460), (2585, 8944), (2795, 8272), (2860, 8084), (3055, 7568), (3440, 6721), (3760, 6149), (3784, 6110), (4042, 5720), (4136, 5590), (4472, 5170), (4730, 4888)]