12917060220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{335857}}^1$

素因数の和:336510

約数の個数: 48

約数和(自身を含む): 36224300448

約数和(自身を除く): 23307240228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 1282, 1923, 2564, 3205, 3846, 6410, 7692, 9615, 12820, 19230, 38460, 335857, 671714, 1007571, 1343428, 1679285, 2015142, 3358570, 4030284, 5037855, 6717140, 10075710, 20151420, 215284337, 430568674, 645853011, 861137348, 1076421685, 1291706022, 2152843370, 2583412044, 3229265055, 4305686740, 6458530110, 12917060220]

約数ペア:

[(1, 12917060220), (2, 6458530110), (3, 4305686740), (4, 3229265055), (5, 2583412044), (6, 2152843370), (10, 1291706022), (12, 1076421685), (15, 861137348), (20, 645853011), (30, 430568674), (60, 215284337), (641, 20151420), (1282, 10075710), (1923, 6717140), (2564, 5037855), (3205, 4030284), (3846, 3358570), (6410, 2015142), (7692, 1679285), (9615, 1343428), (12820, 1007571), (19230, 671714), (38460, 335857)]