219820788190

素因数分解:

$2^1\times 5^1\times {\mathrm{2161}}^1\times {\mathrm{2447}}^1\times {\mathrm{4157}}^1$

素因数の和:8772

約数の個数: 32

約数和(自身を含む): 396117558144

約数和(自身を除く): 176296769954

約数列:

[1, 2, 5, 10, 2161, 2447, 4157, 4322, 4894, 8314, 10805, 12235, 20785, 21610, 24470, 41570, 5287967, 8983277, 10172179, 10575934, 17966554, 20344358, 26439835, 44916385, 50860895, 52879670, 89832770, 101721790, 21982078819, 43964157638, 109910394095, 219820788190]

約数ペア:

[(1, 219820788190), (2, 109910394095), (5, 43964157638), (10, 21982078819), (2161, 101721790), (2447, 89832770), (4157, 52879670), (4322, 50860895), (4894, 44916385), (8314, 26439835), (10805, 20344358), (12235, 17966554), (20785, 10575934), (21610, 10172179), (24470, 8983277), (41570, 5287967)]