27481790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20663}}^1$

素因数の和:20696

約数の個数: 32

約数和(自身を含む): 59512320

約数和(自身を除く): 32030530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 20663, 41326, 103315, 144641, 206630, 289282, 392597, 723205, 785194, 1446410, 1962985, 2748179, 3925970, 5496358, 13740895, 27481790]

約数ペア:

[(1, 27481790), (2, 13740895), (5, 5496358), (7, 3925970), (10, 2748179), (14, 1962985), (19, 1446410), (35, 785194), (38, 723205), (70, 392597), (95, 289282), (133, 206630), (190, 144641), (266, 103315), (665, 41326), (1330, 20663)]