12840028

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 22982400

約数和(自身を除く): 10142372

約数列:

[1, 2, 4, 79, 158, 179, 227, 316, 358, 454, 716, 908, 14141, 17933, 28282, 35866, 40633, 56564, 71732, 81266, 162532, 3210007, 6420014, 12840028]

約数ペア:

[(1, 12840028), (2, 6420014), (4, 3210007), (79, 162532), (158, 81266), (179, 71732), (227, 56564), (316, 40633), (358, 35866), (454, 28282), (716, 17933), (908, 14141)]