13042820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13309}}^1$

素因数の和:13332

約数の個数: 36

約数和(自身を含む): 31864140

約数和(自身を除く): 18821320

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13309, 26618, 53236, 66545, 93163, 133090, 186326, 266180, 372652, 465815, 652141, 931630, 1304282, 1863260, 2608564, 3260705, 6521410, 13042820]

約数ペア:

[(1, 13042820), (2, 6521410), (4, 3260705), (5, 2608564), (7, 1863260), (10, 1304282), (14, 931630), (20, 652141), (28, 465815), (35, 372652), (49, 266180), (70, 186326), (98, 133090), (140, 93163), (196, 66545), (245, 53236), (490, 26618), (980, 13309)]