1897461760

素因数分解:

$2^{11}\times 5^1\times {\mathrm{185299}}^1$

素因数の和:185326

約数の個数: 48

約数和(自身を含む): 4552821000

約数和(自身を除く): 2655359240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 185299, 370598, 741196, 926495, 1482392, 1852990, 2964784, 3705980, 5929568, 7411960, 11859136, 14823920, 23718272, 29647840, 47436544, 59295680, 94873088, 118591360, 189746176, 237182720, 379492352, 474365440, 948730880, 1897461760]

約数ペア:

[(1, 1897461760), (2, 948730880), (4, 474365440), (5, 379492352), (8, 237182720), (10, 189746176), (16, 118591360), (20, 94873088), (32, 59295680), (40, 47436544), (64, 29647840), (80, 23718272), (128, 14823920), (160, 11859136), (256, 7411960), (320, 5929568), (512, 3705980), (640, 2964784), (1024, 1852990), (1280, 1482392), (2048, 926495), (2560, 741196), (5120, 370598), (10240, 185299)]