209419840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{93491}}^1$

素因数の和:93515

約数の個数: 56

約数和(自身を含む): 569927232

約数和(自身を除く): 360507392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 93491, 186982, 373964, 467455, 654437, 747928, 934910, 1308874, 1495856, 1869820, 2617748, 2991712, 3272185, 3739640, 5235496, 5983424, 6544370, 7479280, 10470992, 13088740, 14958560, 20941984, 26177480, 29917120, 41883968, 52354960, 104709920, 209419840]

約数ペア:

[(1, 209419840), (2, 104709920), (4, 52354960), (5, 41883968), (7, 29917120), (8, 26177480), (10, 20941984), (14, 14958560), (16, 13088740), (20, 10470992), (28, 7479280), (32, 6544370), (35, 5983424), (40, 5235496), (56, 3739640), (64, 3272185), (70, 2991712), (80, 2617748), (112, 1869820), (140, 1495856), (160, 1308874), (224, 934910), (280, 747928), (320, 654437), (448, 467455), (560, 373964), (1120, 186982), (2240, 93491)]