31834540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{859}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 71517600

約数和(自身を除く): 39683060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 859, 1090, 1718, 1853, 2180, 3436, 3706, 4295, 7412, 8590, 9265, 14603, 17180, 18530, 29206, 37060, 58412, 73015, 93631, 146030, 187262, 292060, 374524, 468155, 936310, 1591727, 1872620, 3183454, 6366908, 7958635, 15917270, 31834540]

約数ペア:

[(1, 31834540), (2, 15917270), (4, 7958635), (5, 6366908), (10, 3183454), (17, 1872620), (20, 1591727), (34, 936310), (68, 468155), (85, 374524), (109, 292060), (170, 187262), (218, 146030), (340, 93631), (436, 73015), (545, 58412), (859, 37060), (1090, 29206), (1718, 18530), (1853, 17180), (2180, 14603), (3436, 9265), (3706, 8590), (4295, 7412)]