663667060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89443}}^1$

素因数の和:89512

約数の個数: 48

約数和(自身を含む): 1622871936

約数和(自身を除く): 959204876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 89443, 178886, 357772, 447215, 626101, 894430, 1252202, 1788860, 2504404, 3130505, 4740479, 6261010, 9480958, 12522020, 18961916, 23702395, 33183353, 47404790, 66366706, 94809580, 132733412, 165916765, 331833530, 663667060]

約数ペア:

[(1, 663667060), (2, 331833530), (4, 165916765), (5, 132733412), (7, 94809580), (10, 66366706), (14, 47404790), (20, 33183353), (28, 23702395), (35, 18961916), (53, 12522020), (70, 9480958), (106, 6261010), (140, 4740479), (212, 3130505), (265, 2504404), (371, 1788860), (530, 1252202), (742, 894430), (1060, 626101), (1484, 447215), (1855, 357772), (3710, 178886), (7420, 89443)]