140838400

素因数分解:

$2^9\times 5^2\times {\mathrm{11003}}^1$

素因数の和:11031

約数の個数: 60

約数和(自身を含む): 348969852

約数和(自身を除く): 208131452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 11003, 12800, 22006, 44012, 55015, 88024, 110030, 176048, 220060, 275075, 352096, 440120, 550150, 704192, 880240, 1100300, 1408384, 1760480, 2200600, 2816768, 3520960, 4401200, 5633536, 7041920, 8802400, 14083840, 17604800, 28167680, 35209600, 70419200, 140838400]

約数ペア:

[(1, 140838400), (2, 70419200), (4, 35209600), (5, 28167680), (8, 17604800), (10, 14083840), (16, 8802400), (20, 7041920), (25, 5633536), (32, 4401200), (40, 3520960), (50, 2816768), (64, 2200600), (80, 1760480), (100, 1408384), (128, 1100300), (160, 880240), (200, 704192), (256, 550150), (320, 440120), (400, 352096), (512, 275075), (640, 220060), (800, 176048), (1280, 110030), (1600, 88024), (2560, 55015), (3200, 44012), (6400, 22006), (11003, 12800)]