15724540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 35858592

約数和(自身を除く): 20134052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 307, 394, 614, 788, 985, 1228, 1535, 1970, 2561, 3070, 3940, 3991, 5122, 6140, 7982, 10244, 12805, 15964, 19955, 25610, 39910, 51220, 60479, 79820, 120958, 241916, 302395, 604790, 786227, 1209580, 1572454, 3144908, 3931135, 7862270, 15724540]

約数ペア:

[(1, 15724540), (2, 7862270), (4, 3931135), (5, 3144908), (10, 1572454), (13, 1209580), (20, 786227), (26, 604790), (52, 302395), (65, 241916), (130, 120958), (197, 79820), (260, 60479), (307, 51220), (394, 39910), (614, 25610), (788, 19955), (985, 15964), (1228, 12805), (1535, 10244), (1970, 7982), (2561, 6140), (3070, 5122), (3940, 3991)]