207360340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2423}}^1$

素因数の和:2832

約数の個数: 48

約数和(自身を含む): 476461440

約数和(自身を除く): 269101100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 778, 1556, 1945, 2423, 3890, 4279, 4846, 7780, 8558, 9692, 12115, 17116, 21395, 24230, 26653, 42790, 48460, 53306, 85580, 106612, 133265, 266530, 533060, 942547, 1885094, 3770188, 4712735, 9425470, 10368017, 18850940, 20736034, 41472068, 51840085, 103680170, 207360340]

約数ペア:

[(1, 207360340), (2, 103680170), (4, 51840085), (5, 41472068), (10, 20736034), (11, 18850940), (20, 10368017), (22, 9425470), (44, 4712735), (55, 3770188), (110, 1885094), (220, 942547), (389, 533060), (778, 266530), (1556, 133265), (1945, 106612), (2423, 85580), (3890, 53306), (4279, 48460), (4846, 42790), (7780, 26653), (8558, 24230), (9692, 21395), (12115, 17116)]