1640572056

素因数分解:

$2^3\times 3^4\times {\mathrm{2531747}}^1$

素因数の和:2531765

約数の個数: 40

約数和(自身を含む): 4595122620

約数和(自身を除く): 2954550564

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 2531747, 5063494, 7595241, 10126988, 15190482, 20253976, 22785723, 30380964, 45571446, 60761928, 68357169, 91142892, 136714338, 182285784, 205071507, 273428676, 410143014, 546857352, 820286028, 1640572056]

約数ペア:

[(1, 1640572056), (2, 820286028), (3, 546857352), (4, 410143014), (6, 273428676), (8, 205071507), (9, 182285784), (12, 136714338), (18, 91142892), (24, 68357169), (27, 60761928), (36, 45571446), (54, 30380964), (72, 22785723), (81, 20253976), (108, 15190482), (162, 10126988), (216, 7595241), (324, 5063494), (648, 2531747)]