20703420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{115019}}^1$

素因数の和:115034

約数の個数: 36

約数和(自身を含む): 62800920

約数和(自身を除く): 42097500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 115019, 230038, 345057, 460076, 575095, 690114, 1035171, 1150190, 1380228, 1725285, 2070342, 2300380, 3450570, 4140684, 5175855, 6901140, 10351710, 20703420]

約数ペア:

[(1, 20703420), (2, 10351710), (3, 6901140), (4, 5175855), (5, 4140684), (6, 3450570), (9, 2300380), (10, 2070342), (12, 1725285), (15, 1380228), (18, 1150190), (20, 1035171), (30, 690114), (36, 575095), (45, 460076), (60, 345057), (90, 230038), (180, 115019)]