1898732520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5274257}}^1$

素因数の和:5274274

約数の個数: 48

約数和(自身を含む): 6170881860

約数和(自身を除く): 4272149340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5274257, 10548514, 15822771, 21097028, 26371285, 31645542, 42194056, 47468313, 52742570, 63291084, 79113855, 94936626, 105485140, 126582168, 158227710, 189873252, 210970280, 237341565, 316455420, 379746504, 474683130, 632910840, 949366260, 1898732520]

約数ペア:

[(1, 1898732520), (2, 949366260), (3, 632910840), (4, 474683130), (5, 379746504), (6, 316455420), (8, 237341565), (9, 210970280), (10, 189873252), (12, 158227710), (15, 126582168), (18, 105485140), (20, 94936626), (24, 79113855), (30, 63291084), (36, 52742570), (40, 47468313), (45, 42194056), (60, 31645542), (72, 26371285), (90, 21097028), (120, 15822771), (180, 10548514), (360, 5274257)]