28819860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{3181}}^1$

素因数の和:3344

約数の個数: 48

約数和(自身を含む): 81255552

約数和(自身を除く): 52435692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 1510, 1812, 2265, 3020, 3181, 4530, 6362, 9060, 9543, 12724, 15905, 19086, 31810, 38172, 47715, 63620, 95430, 190860, 480331, 960662, 1440993, 1921324, 2401655, 2881986, 4803310, 5763972, 7204965, 9606620, 14409930, 28819860]

約数ペア:

[(1, 28819860), (2, 14409930), (3, 9606620), (4, 7204965), (5, 5763972), (6, 4803310), (10, 2881986), (12, 2401655), (15, 1921324), (20, 1440993), (30, 960662), (60, 480331), (151, 190860), (302, 95430), (453, 63620), (604, 47715), (755, 38172), (906, 31810), (1510, 19086), (1812, 15905), (2265, 12724), (3020, 9543), (3181, 9060), (4530, 6362)]