20328630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13829}}^1$

素因数の和:13853

約数の個数: 48

約数和(自身を含む): 56758320

約数和(自身を除く): 36429690

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, 1470, 13829, 27658, 41487, 69145, 82974, 96803, 138290, 193606, 207435, 290409, 414870, 484015, 580818, 677621, 968030, 1355242, 1452045, 2032863, 2904090, 3388105, 4065726, 6776210, 10164315, 20328630]

約数ペア:

[(1, 20328630), (2, 10164315), (3, 6776210), (5, 4065726), (6, 3388105), (7, 2904090), (10, 2032863), (14, 1452045), (15, 1355242), (21, 968030), (30, 677621), (35, 580818), (42, 484015), (49, 414870), (70, 290409), (98, 207435), (105, 193606), (147, 138290), (210, 96803), (245, 82974), (294, 69145), (490, 41487), (735, 27658), (1470, 13829)]