20200908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1423}}^1$

素因数の和:1463

約数の個数: 72

約数和(自身を含む): 58372608

約数和(自身を除く): 38171700

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 1423, 2028, 2366, 2846, 3549, 4269, 4732, 5692, 7098, 8538, 9961, 14196, 17076, 18499, 19922, 29883, 36998, 39844, 55497, 59766, 73996, 110994, 119532, 129493, 221988, 240487, 258986, 388479, 480974, 517972, 721461, 776958, 961948, 1442922, 1553916, 1683409, 2885844, 3366818, 5050227, 6733636, 10100454, 20200908]

約数ペア:

[(1, 20200908), (2, 10100454), (3, 6733636), (4, 5050227), (6, 3366818), (7, 2885844), (12, 1683409), (13, 1553916), (14, 1442922), (21, 961948), (26, 776958), (28, 721461), (39, 517972), (42, 480974), (52, 388479), (78, 258986), (84, 240487), (91, 221988), (156, 129493), (169, 119532), (182, 110994), (273, 73996), (338, 59766), (364, 55497), (507, 39844), (546, 36998), (676, 29883), (1014, 19922), (1092, 18499), (1183, 17076), (1423, 14196), (2028, 9961), (2366, 8538), (2846, 7098), (3549, 5692), (4269, 4732)]