4004980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28607}}^1$

素因数の和:28623

約数の個数: 24

約数和(自身を含む): 9612288

約数和(自身を除く): 5607308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28607, 57214, 114428, 143035, 200249, 286070, 400498, 572140, 800996, 1001245, 2002490, 4004980]

約数ペア:

[(1, 4004980), (2, 2002490), (4, 1001245), (5, 800996), (7, 572140), (10, 400498), (14, 286070), (20, 200249), (28, 143035), (35, 114428), (70, 57214), (140, 28607)]