2158090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 4427136

約数和(自身を除く): 2269046

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 853, 1265, 1706, 2530, 4265, 8530, 9383, 18766, 19619, 39238, 46915, 93830, 98095, 196190, 215809, 431618, 1079045, 2158090]

約数ペア:

[(1, 2158090), (2, 1079045), (5, 431618), (10, 215809), (11, 196190), (22, 98095), (23, 93830), (46, 46915), (55, 39238), (110, 19619), (115, 18766), (230, 9383), (253, 8530), (506, 4265), (853, 2530), (1265, 1706)]