15852590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 30935520

約数和(自身を除く): 15082930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 619, 985, 1238, 1970, 2561, 3095, 5122, 6190, 8047, 12805, 16094, 25610, 40235, 80470, 121943, 243886, 609715, 1219430, 1585259, 3170518, 7926295, 15852590]

約数ペア:

[(1, 15852590), (2, 7926295), (5, 3170518), (10, 1585259), (13, 1219430), (26, 609715), (65, 243886), (130, 121943), (197, 80470), (394, 40235), (619, 25610), (985, 16094), (1238, 12805), (1970, 8047), (2561, 6190), (3095, 5122)]