20472210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 61067520

約数和(自身を除く): 40595310

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 61, 66, 90, 99, 110, 113, 122, 135, 165, 183, 198, 226, 270, 297, 305, 330, 339, 366, 495, 549, 565, 594, 610, 671, 678, 915, 990, 1017, 1098, 1130, 1243, 1342, 1485, 1647, 1695, 1830, 2013, 2034, 2486, 2745, 2970, 3051, 3294, 3355, 3390, 3729, 4026, 5085, 5490, 6039, 6102, 6215, 6710, 6893, 7458, 8235, 10065, 10170, 11187, 12078, 12430, 13786, 15255, 16470, 18117, 18645, 20130, 20679, 22374, 30195, 30510, 33561, 34465, 36234, 37290, 41358, 55935, 60390, 62037, 67122, 68930, 75823, 90585, 103395, 111870, 124074, 151646, 167805, 181170, 186111, 206790, 227469, 310185, 335610, 372222, 379115, 454938, 620370, 682407, 758230, 930555, 1137345, 1364814, 1861110, 2047221, 2274690, 3412035, 4094442, 6824070, 10236105, 20472210]

約数ペア:

[(1, 20472210), (2, 10236105), (3, 6824070), (5, 4094442), (6, 3412035), (9, 2274690), (10, 2047221), (11, 1861110), (15, 1364814), (18, 1137345), (22, 930555), (27, 758230), (30, 682407), (33, 620370), (45, 454938), (54, 379115), (55, 372222), (61, 335610), (66, 310185), (90, 227469), (99, 206790), (110, 186111), (113, 181170), (122, 167805), (135, 151646), (165, 124074), (183, 111870), (198, 103395), (226, 90585), (270, 75823), (297, 68930), (305, 67122), (330, 62037), (339, 60390), (366, 55935), (495, 41358), (549, 37290), (565, 36234), (594, 34465), (610, 33561), (671, 30510), (678, 30195), (915, 22374), (990, 20679), (1017, 20130), (1098, 18645), (1130, 18117), (1243, 16470), (1342, 15255), (1485, 13786), (1647, 12430), (1695, 12078), (1830, 11187), (2013, 10170), (2034, 10065), (2486, 8235), (2745, 7458), (2970, 6893), (3051, 6710), (3294, 6215), (3355, 6102), (3390, 6039), (3729, 5490), (4026, 5085)]