20189640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168247}}^1$

素因数の和:168261

約数の個数: 32

約数和(自身を含む): 60569280

約数和(自身を除く): 40379640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168247, 336494, 504741, 672988, 841235, 1009482, 1345976, 1682470, 2018964, 2523705, 3364940, 4037928, 5047410, 6729880, 10094820, 20189640]

約数ペア:

[(1, 20189640), (2, 10094820), (3, 6729880), (4, 5047410), (5, 4037928), (6, 3364940), (8, 2523705), (10, 2018964), (12, 1682470), (15, 1345976), (20, 1009482), (24, 841235), (30, 672988), (40, 504741), (60, 336494), (120, 168247)]