15577180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 34151040

約数和(自身を除く): 18573860

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 295, 307, 430, 590, 614, 860, 1180, 1228, 1535, 2537, 3070, 5074, 6140, 10148, 12685, 13201, 18113, 25370, 26402, 36226, 50740, 52804, 66005, 72452, 90565, 132010, 181130, 264020, 362260, 778859, 1557718, 3115436, 3894295, 7788590, 15577180]

約数ペア:

[(1, 15577180), (2, 7788590), (4, 3894295), (5, 3115436), (10, 1557718), (20, 778859), (43, 362260), (59, 264020), (86, 181130), (118, 132010), (172, 90565), (215, 72452), (236, 66005), (295, 52804), (307, 50740), (430, 36226), (590, 26402), (614, 25370), (860, 18113), (1180, 13201), (1228, 12685), (1535, 10148), (2537, 6140), (3070, 5074)]