30760520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109859}}^1$

素因数の和:109877

約数の個数: 32

約数和(自身を含む): 79099200

約数和(自身を除く): 48338680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109859, 219718, 439436, 549295, 769013, 878872, 1098590, 1538026, 2197180, 3076052, 3845065, 4394360, 6152104, 7690130, 15380260, 30760520]

約数ペア:

[(1, 30760520), (2, 15380260), (4, 7690130), (5, 6152104), (7, 4394360), (8, 3845065), (10, 3076052), (14, 2197180), (20, 1538026), (28, 1098590), (35, 878872), (40, 769013), (56, 549295), (70, 439436), (140, 219718), (280, 109859)]