20402064

素因数分解:

$2^4\times 3^3\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:669

約数の個数: 80

約数和(自身を含む): 59371200

約数和(自身を除く): 38969136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 83, 108, 144, 166, 216, 249, 332, 432, 498, 569, 664, 747, 996, 1138, 1328, 1494, 1707, 1992, 2241, 2276, 2988, 3414, 3984, 4482, 4552, 5121, 5976, 6828, 8964, 9104, 10242, 11952, 13656, 15363, 17928, 20484, 27312, 30726, 35856, 40968, 47227, 61452, 81936, 94454, 122904, 141681, 188908, 245808, 283362, 377816, 425043, 566724, 755632, 850086, 1133448, 1275129, 1700172, 2266896, 2550258, 3400344, 5100516, 6800688, 10201032, 20402064]

約数ペア:

[(1, 20402064), (2, 10201032), (3, 6800688), (4, 5100516), (6, 3400344), (8, 2550258), (9, 2266896), (12, 1700172), (16, 1275129), (18, 1133448), (24, 850086), (27, 755632), (36, 566724), (48, 425043), (54, 377816), (72, 283362), (83, 245808), (108, 188908), (144, 141681), (166, 122904), (216, 94454), (249, 81936), (332, 61452), (432, 47227), (498, 40968), (569, 35856), (664, 30726), (747, 27312), (996, 20484), (1138, 17928), (1328, 15363), (1494, 13656), (1707, 11952), (1992, 10242), (2241, 9104), (2276, 8964), (2988, 6828), (3414, 5976), (3984, 5121), (4482, 4552)]