426951680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{83389}}^1$

素因数の和:83414

約数の個数: 44

約数和(自身を含む): 1024195980

約数和(自身を除く): 597244300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 83389, 166778, 333556, 416945, 667112, 833890, 1334224, 1667780, 2668448, 3335560, 5336896, 6671120, 10673792, 13342240, 21347584, 26684480, 42695168, 53368960, 85390336, 106737920, 213475840, 426951680]

約数ペア:

[(1, 426951680), (2, 213475840), (4, 106737920), (5, 85390336), (8, 53368960), (10, 42695168), (16, 26684480), (20, 21347584), (32, 13342240), (40, 10673792), (64, 6671120), (80, 5336896), (128, 3335560), (160, 2668448), (256, 1667780), (320, 1334224), (512, 833890), (640, 667112), (1024, 416945), (1280, 333556), (2560, 166778), (5120, 83389)]