7980190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 15311520

約数和(自身を除く): 7331330

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 433, 485, 866, 970, 1843, 2165, 3686, 4330, 8227, 9215, 16454, 18430, 41135, 42001, 82270, 84002, 210005, 420010, 798019, 1596038, 3990095, 7980190]

約数ペア:

[(1, 7980190), (2, 3990095), (5, 1596038), (10, 798019), (19, 420010), (38, 210005), (95, 84002), (97, 82270), (190, 42001), (194, 41135), (433, 18430), (485, 16454), (866, 9215), (970, 8227), (1843, 4330), (2165, 3686)]