16289420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{379}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 39325440

約数和(自身を除く): 23036020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 379, 614, 758, 1228, 1516, 1535, 1895, 2149, 2653, 3070, 3790, 4298, 5306, 6140, 7580, 8596, 10612, 10745, 13265, 21490, 26530, 42980, 53060, 116353, 232706, 465412, 581765, 814471, 1163530, 1628942, 2327060, 3257884, 4072355, 8144710, 16289420]

約数ペア:

[(1, 16289420), (2, 8144710), (4, 4072355), (5, 3257884), (7, 2327060), (10, 1628942), (14, 1163530), (20, 814471), (28, 581765), (35, 465412), (70, 232706), (140, 116353), (307, 53060), (379, 42980), (614, 26530), (758, 21490), (1228, 13265), (1516, 10745), (1535, 10612), (1895, 8596), (2149, 7580), (2653, 6140), (3070, 5306), (3790, 4298)]