28172930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{353}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 53218944

約数和(自身を除く): 25046014

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 347, 353, 694, 706, 1735, 1765, 3470, 3530, 7981, 8119, 15962, 16238, 39905, 40595, 79810, 81190, 122491, 244982, 612455, 1224910, 2817293, 5634586, 14086465, 28172930]

約数ペア:

[(1, 28172930), (2, 14086465), (5, 5634586), (10, 2817293), (23, 1224910), (46, 612455), (115, 244982), (230, 122491), (347, 81190), (353, 79810), (694, 40595), (706, 39905), (1735, 16238), (1765, 15962), (3470, 8119), (3530, 7981)]