42782720

素因数分解:

$2^{12}\times 5^1\times {\mathrm{2089}}^1$

素因数の和:2118

約数の個数: 52

約数和(自身を含む): 102715140

約数和(自身を除く): 59932420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2089, 2560, 4096, 4178, 5120, 8356, 10240, 10445, 16712, 20480, 20890, 33424, 41780, 66848, 83560, 133696, 167120, 267392, 334240, 534784, 668480, 1069568, 1336960, 2139136, 2673920, 4278272, 5347840, 8556544, 10695680, 21391360, 42782720]

約数ペア:

[(1, 42782720), (2, 21391360), (4, 10695680), (5, 8556544), (8, 5347840), (10, 4278272), (16, 2673920), (20, 2139136), (32, 1336960), (40, 1069568), (64, 668480), (80, 534784), (128, 334240), (160, 267392), (256, 167120), (320, 133696), (512, 83560), (640, 66848), (1024, 41780), (1280, 33424), (2048, 20890), (2089, 20480), (2560, 16712), (4096, 10445), (4178, 10240), (5120, 8356)]