130073720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{464549}}^1$

素因数の和:464567

約数の個数: 32

約数和(自身を含む): 334476000

約数和(自身を除く): 204402280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 464549, 929098, 1858196, 2322745, 3251843, 3716392, 4645490, 6503686, 9290980, 13007372, 16259215, 18581960, 26014744, 32518430, 65036860, 130073720]

約数ペア:

[(1, 130073720), (2, 65036860), (4, 32518430), (5, 26014744), (7, 18581960), (8, 16259215), (10, 13007372), (14, 9290980), (20, 6503686), (28, 4645490), (35, 3716392), (40, 3251843), (56, 2322745), (70, 1858196), (140, 929098), (280, 464549)]