30737920

素因数分解:

$2^9\times 5^1\times {\mathrm{12007}}^1$

素因数の和:12030

約数の個数: 40

約数和(自身を含む): 73705104

約数和(自身を除く): 42967184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 12007, 24014, 48028, 60035, 96056, 120070, 192112, 240140, 384224, 480280, 768448, 960560, 1536896, 1921120, 3073792, 3842240, 6147584, 7684480, 15368960, 30737920]

約数ペア:

[(1, 30737920), (2, 15368960), (4, 7684480), (5, 6147584), (8, 3842240), (10, 3073792), (16, 1921120), (20, 1536896), (32, 960560), (40, 768448), (64, 480280), (80, 384224), (128, 240140), (160, 192112), (256, 120070), (320, 96056), (512, 60035), (640, 48028), (1280, 24014), (2560, 12007)]