12891240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{35809}}^1$

素因数の和:35826

約数の個数: 48

約数和(自身を含む): 41897700

約数和(自身を除く): 29006460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 35809, 71618, 107427, 143236, 179045, 214854, 286472, 322281, 358090, 429708, 537135, 644562, 716180, 859416, 1074270, 1289124, 1432360, 1611405, 2148540, 2578248, 3222810, 4297080, 6445620, 12891240]

約数ペア:

[(1, 12891240), (2, 6445620), (3, 4297080), (4, 3222810), (5, 2578248), (6, 2148540), (8, 1611405), (9, 1432360), (10, 1289124), (12, 1074270), (15, 859416), (18, 716180), (20, 644562), (24, 537135), (30, 429708), (36, 358090), (40, 322281), (45, 286472), (60, 214854), (72, 179045), (90, 143236), (120, 107427), (180, 71618), (360, 35809)]