2729540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 6592320

約数和(自身を除く): 3862780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 653, 836, 1045, 1306, 2090, 2612, 3265, 4180, 6530, 7183, 12407, 13060, 14366, 24814, 28732, 35915, 49628, 62035, 71830, 124070, 136477, 143660, 248140, 272954, 545908, 682385, 1364770, 2729540]

約数ペア:

[(1, 2729540), (2, 1364770), (4, 682385), (5, 545908), (10, 272954), (11, 248140), (19, 143660), (20, 136477), (22, 124070), (38, 71830), (44, 62035), (55, 49628), (76, 35915), (95, 28732), (110, 24814), (190, 14366), (209, 13060), (220, 12407), (380, 7183), (418, 6530), (653, 4180), (836, 3265), (1045, 2612), (1306, 2090)]