2021921500

素因数分解:

$2^2\times 5^3\times {\mathrm{83}}^2\times {\mathrm{587}}^1$

素因数の和:772

約数の個数: 72

約数和(自身を含む): 4477335408

約数和(自身を除く): 2455413908

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 125, 166, 250, 332, 415, 500, 587, 830, 1174, 1660, 2075, 2348, 2935, 4150, 5870, 6889, 8300, 10375, 11740, 13778, 14675, 20750, 27556, 29350, 34445, 41500, 48721, 58700, 68890, 73375, 97442, 137780, 146750, 172225, 194884, 243605, 293500, 344450, 487210, 688900, 861125, 974420, 1218025, 1722250, 2436050, 3444500, 4043843, 4872100, 6090125, 8087686, 12180250, 16175372, 20219215, 24360500, 40438430, 80876860, 101096075, 202192150, 404384300, 505480375, 1010960750, 2021921500]

約数ペア:

[(1, 2021921500), (2, 1010960750), (4, 505480375), (5, 404384300), (10, 202192150), (20, 101096075), (25, 80876860), (50, 40438430), (83, 24360500), (100, 20219215), (125, 16175372), (166, 12180250), (250, 8087686), (332, 6090125), (415, 4872100), (500, 4043843), (587, 3444500), (830, 2436050), (1174, 1722250), (1660, 1218025), (2075, 974420), (2348, 861125), (2935, 688900), (4150, 487210), (5870, 344450), (6889, 293500), (8300, 243605), (10375, 194884), (11740, 172225), (13778, 146750), (14675, 137780), (20750, 97442), (27556, 73375), (29350, 68890), (34445, 58700), (41500, 48721)]