2020564

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 54

約数和(自身を含む): 4527054

約数和(自身を除く): 2506490

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 122, 169, 182, 196, 244, 338, 364, 427, 637, 676, 793, 854, 1183, 1274, 1586, 1708, 2366, 2548, 2989, 3172, 4732, 5551, 5978, 8281, 10309, 11102, 11956, 16562, 20618, 22204, 33124, 38857, 41236, 72163, 77714, 144326, 155428, 288652, 505141, 1010282, 2020564]

約数ペア:

[(1, 2020564), (2, 1010282), (4, 505141), (7, 288652), (13, 155428), (14, 144326), (26, 77714), (28, 72163), (49, 41236), (52, 38857), (61, 33124), (91, 22204), (98, 20618), (122, 16562), (169, 11956), (182, 11102), (196, 10309), (244, 8281), (338, 5978), (364, 5551), (427, 4732), (637, 3172), (676, 2989), (793, 2548), (854, 2366), (1183, 1708), (1274, 1586)]