12181880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8231}}^1$

素因数の和:8279

約数の個数: 32

約数和(自身を含む): 28153440

約数和(自身を除く): 15971560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 8231, 16462, 32924, 41155, 65848, 82310, 164620, 304547, 329240, 609094, 1218188, 1522735, 2436376, 3045470, 6090940, 12181880]

約数ペア:

[(1, 12181880), (2, 6090940), (4, 3045470), (5, 2436376), (8, 1522735), (10, 1218188), (20, 609094), (37, 329240), (40, 304547), (74, 164620), (148, 82310), (185, 65848), (296, 41155), (370, 32924), (740, 16462), (1480, 8231)]