1263420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7019}}^1$

素因数の和:7034

約数の個数: 36

約数和(自身を含む): 3832920

約数和(自身を除く): 2569500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7019, 14038, 21057, 28076, 35095, 42114, 63171, 70190, 84228, 105285, 126342, 140380, 210570, 252684, 315855, 421140, 631710, 1263420]

約数ペア:

[(1, 1263420), (2, 631710), (3, 421140), (4, 315855), (5, 252684), (6, 210570), (9, 140380), (10, 126342), (12, 105285), (15, 84228), (18, 70190), (20, 63171), (30, 42114), (36, 35095), (45, 28076), (60, 21057), (90, 14038), (180, 7019)]