28622930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21521}}^1$

素因数の和:21554

約数の個数: 32

約数和(自身を含む): 61983360

約数和(自身を除く): 33360430

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21521, 43042, 107605, 150647, 215210, 301294, 408899, 753235, 817798, 1506470, 2044495, 2862293, 4088990, 5724586, 14311465, 28622930]

約数ペア:

[(1, 28622930), (2, 14311465), (5, 5724586), (7, 4088990), (10, 2862293), (14, 2044495), (19, 1506470), (35, 817798), (38, 753235), (70, 408899), (95, 301294), (133, 215210), (190, 150647), (266, 107605), (665, 43042), (1330, 21521)]