8564323840

素因数分解:

$2^9\times 5^1\times {\mathrm{3345439}}^1$

素因数の和:3345462

約数の個数: 40

約数和(自身を含む): 20534310720

約数和(自身を除く): 11969986880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3345439, 6690878, 13381756, 16727195, 26763512, 33454390, 53527024, 66908780, 107054048, 133817560, 214108096, 267635120, 428216192, 535270240, 856432384, 1070540480, 1712864768, 2141080960, 4282161920, 8564323840]

約数ペア:

[(1, 8564323840), (2, 4282161920), (4, 2141080960), (5, 1712864768), (8, 1070540480), (10, 856432384), (16, 535270240), (20, 428216192), (32, 267635120), (40, 214108096), (64, 133817560), (80, 107054048), (128, 66908780), (160, 53527024), (256, 33454390), (320, 26763512), (512, 16727195), (640, 13381756), (1280, 6690878), (2560, 3345439)]