2018359400

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{347993}}^1$

素因数の和:348038

約数の個数: 48

約数和(自身を含む): 4854516300

約数和(自身を除く): 2836156900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 347993, 695986, 1391972, 1739965, 2783944, 3479930, 6959860, 8699825, 10091797, 13919720, 17399650, 20183594, 34799300, 40367188, 50458985, 69598600, 80734376, 100917970, 201835940, 252294925, 403671880, 504589850, 1009179700, 2018359400]

約数ペア:

[(1, 2018359400), (2, 1009179700), (4, 504589850), (5, 403671880), (8, 252294925), (10, 201835940), (20, 100917970), (25, 80734376), (29, 69598600), (40, 50458985), (50, 40367188), (58, 34799300), (100, 20183594), (116, 17399650), (145, 13919720), (200, 10091797), (232, 8699825), (290, 6959860), (580, 3479930), (725, 2783944), (1160, 1739965), (1450, 1391972), (2900, 695986), (5800, 347993)]