98878480

素因数分解:

$2^4\times 5^1\times {\mathrm{1235981}}^1$

素因数の和:1235994

約数の個数: 20

約数和(自身を含む): 229892652

約数和(自身を除く): 131014172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1235981, 2471962, 4943924, 6179905, 9887848, 12359810, 19775696, 24719620, 49439240, 98878480]

約数ペア:

[(1, 98878480), (2, 49439240), (4, 24719620), (5, 19775696), (8, 12359810), (10, 9887848), (16, 6179905), (20, 4943924), (40, 2471962), (80, 1235981)]