1906590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1297}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 5326992

約数和(自身を除く): 3420402

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1297, 1470, 2594, 3891, 6485, 7782, 9079, 12970, 18158, 19455, 27237, 38910, 45395, 54474, 63553, 90790, 127106, 136185, 190659, 272370, 317765, 381318, 635530, 953295, 1906590]

約数ペア:

[(1, 1906590), (2, 953295), (3, 635530), (5, 381318), (6, 317765), (7, 272370), (10, 190659), (14, 136185), (15, 127106), (21, 90790), (30, 63553), (35, 54474), (42, 45395), (49, 38910), (70, 27237), (98, 19455), (105, 18158), (147, 12970), (210, 9079), (245, 7782), (294, 6485), (490, 3891), (735, 2594), (1297, 1470)]