28274580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157081}}^1$

素因数の和:157096

約数の個数: 36

約数和(自身を含む): 85766772

約数和(自身を除く): 57492192

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157081, 314162, 471243, 628324, 785405, 942486, 1413729, 1570810, 1884972, 2356215, 2827458, 3141620, 4712430, 5654916, 7068645, 9424860, 14137290, 28274580]

約数ペア:

[(1, 28274580), (2, 14137290), (3, 9424860), (4, 7068645), (5, 5654916), (6, 4712430), (9, 3141620), (10, 2827458), (12, 2356215), (15, 1884972), (18, 1570810), (20, 1413729), (30, 942486), (36, 785405), (45, 628324), (60, 471243), (90, 314162), (180, 157081)]