4429840

素因数分解:

$2^4\times 5^1\times {\mathrm{55373}}^1$

素因数の和:55386

約数の個数: 20

約数和(自身を含む): 10299564

約数和(自身を除く): 5869724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55373, 110746, 221492, 276865, 442984, 553730, 885968, 1107460, 2214920, 4429840]

約数ペア:

[(1, 4429840), (2, 2214920), (4, 1107460), (5, 885968), (8, 553730), (10, 442984), (16, 276865), (20, 221492), (40, 110746), (80, 55373)]