1994161760

素因数分解:

$2^5\times 5^1\times {\mathrm{709}}^1\times {\mathrm{17579}}^1$

素因数の和:18303

約数の個数: 48

約数和(自身を含む): 4718120400

約数和(自身を除く): 2723958640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 709, 1418, 2836, 3545, 5672, 7090, 11344, 14180, 17579, 22688, 28360, 35158, 56720, 70316, 87895, 113440, 140632, 175790, 281264, 351580, 562528, 703160, 1406320, 2812640, 12463511, 24927022, 49854044, 62317555, 99708088, 124635110, 199416176, 249270220, 398832352, 498540440, 997080880, 1994161760]

約数ペア:

[(1, 1994161760), (2, 997080880), (4, 498540440), (5, 398832352), (8, 249270220), (10, 199416176), (16, 124635110), (20, 99708088), (32, 62317555), (40, 49854044), (80, 24927022), (160, 12463511), (709, 2812640), (1418, 1406320), (2836, 703160), (3545, 562528), (5672, 351580), (7090, 281264), (11344, 175790), (14180, 140632), (17579, 113440), (22688, 87895), (28360, 70316), (35158, 56720)]