2912800520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{10402859}}^1$

素因数の和:10402877

約数の個数: 32

約数和(自身を含む): 7490059200

約数和(自身を除く): 4577258680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 10402859, 20805718, 41611436, 52014295, 72820013, 83222872, 104028590, 145640026, 208057180, 291280052, 364100065, 416114360, 582560104, 728200130, 1456400260, 2912800520]

約数ペア:

[(1, 2912800520), (2, 1456400260), (4, 728200130), (5, 582560104), (7, 416114360), (8, 364100065), (10, 291280052), (14, 208057180), (20, 145640026), (28, 104028590), (35, 83222872), (40, 72820013), (56, 52014295), (70, 41611436), (140, 20805718), (280, 10402859)]