297206420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{3251}}^1$

素因数の和:3920

約数の個数: 48

約数和(自身を含む): 714607488

約数和(自身を除く): 417401068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 653, 1306, 2612, 3251, 3265, 4571, 6502, 6530, 9142, 13004, 13060, 16255, 18284, 22757, 22855, 32510, 45514, 45710, 65020, 91028, 91420, 113785, 227570, 455140, 2122903, 4245806, 8491612, 10614515, 14860321, 21229030, 29720642, 42458060, 59441284, 74301605, 148603210, 297206420]

約数ペア:

[(1, 297206420), (2, 148603210), (4, 74301605), (5, 59441284), (7, 42458060), (10, 29720642), (14, 21229030), (20, 14860321), (28, 10614515), (35, 8491612), (70, 4245806), (140, 2122903), (653, 455140), (1306, 227570), (2612, 113785), (3251, 91420), (3265, 91028), (4571, 65020), (6502, 45710), (6530, 45514), (9142, 32510), (13004, 22855), (13060, 22757), (16255, 18284)]