19440860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57179}}^1$

素因数の和:57205

約数の個数: 24

約数和(自身を含む): 43228080

約数和(自身を除く): 23787220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 57179, 114358, 228716, 285895, 571790, 972043, 1143580, 1944086, 3888172, 4860215, 9720430, 19440860]

約数ペア:

[(1, 19440860), (2, 9720430), (4, 4860215), (5, 3888172), (10, 1944086), (17, 1143580), (20, 972043), (34, 571790), (68, 285895), (85, 228716), (170, 114358), (340, 57179)]