28779720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239831}}^1$

素因数の和:239845

約数の個数: 32

約数和(自身を含む): 86339520

約数和(自身を除く): 57559800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239831, 479662, 719493, 959324, 1199155, 1438986, 1918648, 2398310, 2877972, 3597465, 4796620, 5755944, 7194930, 9593240, 14389860, 28779720]

約数ペア:

[(1, 28779720), (2, 14389860), (3, 9593240), (4, 7194930), (5, 5755944), (6, 4796620), (8, 3597465), (10, 2877972), (12, 2398310), (15, 1918648), (20, 1438986), (24, 1199155), (30, 959324), (40, 719493), (60, 479662), (120, 239831)]