20160452648

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1\times {\mathrm{3209}}^1$

素因数の和:5874

約数の個数: 64

約数和(自身を含む): 44236368000

約数和(自身を除く): 24075915352

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 2609, 3209, 5218, 6418, 10436, 12836, 18263, 20872, 22463, 25672, 36526, 44926, 73052, 89852, 112187, 137987, 146104, 179704, 224374, 275974, 448748, 551948, 785309, 897496, 965909, 1103896, 1570618, 1931818, 3141236, 3863636, 6282472, 7727272, 8372281, 16744562, 33489124, 58605967, 66978248, 117211934, 234423868, 360008083, 468847736, 720016166, 1440032332, 2520056581, 2880064664, 5040113162, 10080226324, 20160452648]

約数ペア:

[(1, 20160452648), (2, 10080226324), (4, 5040113162), (7, 2880064664), (8, 2520056581), (14, 1440032332), (28, 720016166), (43, 468847736), (56, 360008083), (86, 234423868), (172, 117211934), (301, 66978248), (344, 58605967), (602, 33489124), (1204, 16744562), (2408, 8372281), (2609, 7727272), (3209, 6282472), (5218, 3863636), (6418, 3141236), (10436, 1931818), (12836, 1570618), (18263, 1103896), (20872, 965909), (22463, 897496), (25672, 785309), (36526, 551948), (44926, 448748), (73052, 275974), (89852, 224374), (112187, 179704), (137987, 146104)]