427005440

素因数分解:

$2^9\times 5^1\times {\mathrm{166799}}^1$

素因数の和:166822

約数の個数: 40

約数和(自身を含む): 1023818400

約数和(自身を除く): 596812960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 166799, 333598, 667196, 833995, 1334392, 1667990, 2668784, 3335980, 5337568, 6671960, 10675136, 13343920, 21350272, 26687840, 42700544, 53375680, 85401088, 106751360, 213502720, 427005440]

約数ペア:

[(1, 427005440), (2, 213502720), (4, 106751360), (5, 85401088), (8, 53375680), (10, 42700544), (16, 26687840), (20, 21350272), (32, 13343920), (40, 10675136), (64, 6671960), (80, 5337568), (128, 3335980), (160, 2668784), (256, 1667990), (320, 1334392), (512, 833995), (640, 667196), (1280, 333598), (2560, 166799)]