25418940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{423649}}^1$

素因数の和:423661

約数の個数: 24

約数和(自身を含む): 71173200

約数和(自身を除く): 45754260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 423649, 847298, 1270947, 1694596, 2118245, 2541894, 4236490, 5083788, 6354735, 8472980, 12709470, 25418940]

約数ペア:

[(1, 25418940), (2, 12709470), (3, 8472980), (4, 6354735), (5, 5083788), (6, 4236490), (10, 2541894), (12, 2118245), (15, 1694596), (20, 1270947), (30, 847298), (60, 423649)]