1563380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 4045440

約数和(自身を除く): 2482060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 859, 910, 1718, 1820, 3436, 4295, 6013, 8590, 11167, 12026, 17180, 22334, 24052, 30065, 44668, 55835, 60130, 78169, 111670, 120260, 156338, 223340, 312676, 390845, 781690, 1563380]

約数ペア:

[(1, 1563380), (2, 781690), (4, 390845), (5, 312676), (7, 223340), (10, 156338), (13, 120260), (14, 111670), (20, 78169), (26, 60130), (28, 55835), (35, 44668), (52, 30065), (65, 24052), (70, 22334), (91, 17180), (130, 12026), (140, 11167), (182, 8590), (260, 6013), (364, 4295), (455, 3436), (859, 1820), (910, 1718)]