20633790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 52695360

約数和(自身を除く): 32061570

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 37, 58, 74, 87, 111, 145, 174, 185, 222, 290, 370, 435, 555, 641, 870, 1073, 1110, 1282, 1923, 2146, 3205, 3219, 3846, 5365, 6410, 6438, 9615, 10730, 16095, 18589, 19230, 23717, 32190, 37178, 47434, 55767, 71151, 92945, 111534, 118585, 142302, 185890, 237170, 278835, 355755, 557670, 687793, 711510, 1375586, 2063379, 3438965, 4126758, 6877930, 10316895, 20633790]

約数ペア:

[(1, 20633790), (2, 10316895), (3, 6877930), (5, 4126758), (6, 3438965), (10, 2063379), (15, 1375586), (29, 711510), (30, 687793), (37, 557670), (58, 355755), (74, 278835), (87, 237170), (111, 185890), (145, 142302), (174, 118585), (185, 111534), (222, 92945), (290, 71151), (370, 55767), (435, 47434), (555, 37178), (641, 32190), (870, 23717), (1073, 19230), (1110, 18589), (1282, 16095), (1923, 10730), (2146, 9615), (3205, 6438), (3219, 6410), (3846, 5365)]