54335920

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1621}}^1$

素因数の和:2053

約数の個数: 40

約数和(自身を含む): 126710640

約数和(自身を除く): 72374720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1621, 1676, 2095, 3242, 3352, 4190, 6484, 6704, 8105, 8380, 12968, 16210, 16760, 25936, 32420, 33520, 64840, 129680, 679199, 1358398, 2716796, 3395995, 5433592, 6791990, 10867184, 13583980, 27167960, 54335920]

約数ペア:

[(1, 54335920), (2, 27167960), (4, 13583980), (5, 10867184), (8, 6791990), (10, 5433592), (16, 3395995), (20, 2716796), (40, 1358398), (80, 679199), (419, 129680), (838, 64840), (1621, 33520), (1676, 32420), (2095, 25936), (3242, 16760), (3352, 16210), (4190, 12968), (6484, 8380), (6704, 8105)]