1277075940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3040657}}^1$

素因数の和:3040676

約数の個数: 48

約数和(自身を含む): 4086644352

約数和(自身を除く): 2809568412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3040657, 6081314, 9121971, 12162628, 15203285, 18243942, 21284599, 30406570, 36487884, 42569198, 45609855, 60813140, 63853797, 85138396, 91219710, 106422995, 127707594, 182439420, 212845990, 255415188, 319268985, 425691980, 638537970, 1277075940]

約数ペア:

[(1, 1277075940), (2, 638537970), (3, 425691980), (4, 319268985), (5, 255415188), (6, 212845990), (7, 182439420), (10, 127707594), (12, 106422995), (14, 91219710), (15, 85138396), (20, 63853797), (21, 60813140), (28, 45609855), (30, 42569198), (35, 36487884), (42, 30406570), (60, 21284599), (70, 18243942), (84, 15203285), (105, 12162628), (140, 9121971), (210, 6081314), (420, 3040657)]