12953340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71963}}^1$

素因数の和:71978

約数の個数: 36

約数和(自身を含む): 39292344

約数和(自身を除く): 26339004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 71963, 143926, 215889, 287852, 359815, 431778, 647667, 719630, 863556, 1079445, 1295334, 1439260, 2158890, 2590668, 3238335, 4317780, 6476670, 12953340]

約数ペア:

[(1, 12953340), (2, 6476670), (3, 4317780), (4, 3238335), (5, 2590668), (6, 2158890), (9, 1439260), (10, 1295334), (12, 1079445), (15, 863556), (18, 719630), (20, 647667), (30, 431778), (36, 359815), (45, 287852), (60, 215889), (90, 143926), (180, 71963)]