19829640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165247}}^1$

素因数の和:165261

約数の個数: 32

約数和(自身を含む): 59489280

約数和(自身を除く): 39659640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165247, 330494, 495741, 660988, 826235, 991482, 1321976, 1652470, 1982964, 2478705, 3304940, 3965928, 4957410, 6609880, 9914820, 19829640]

約数ペア:

[(1, 19829640), (2, 9914820), (3, 6609880), (4, 4957410), (5, 3965928), (6, 3304940), (8, 2478705), (10, 1982964), (12, 1652470), (15, 1321976), (20, 991482), (24, 826235), (30, 660988), (40, 495741), (60, 330494), (120, 165247)]