1627148840

素因数分解:

$2^3\times 5^1\times {\mathrm{40678721}}^1$

素因数の和:40678732

約数の個数: 16

約数和(自身を含む): 3661084980

約数和(自身を除く): 2033936140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 40678721, 81357442, 162714884, 203393605, 325429768, 406787210, 813574420, 1627148840]

約数ペア:

[(1, 1627148840), (2, 813574420), (4, 406787210), (5, 325429768), (8, 203393605), (10, 162714884), (20, 81357442), (40, 40678721)]