1983401476040

素因数分解:

$2^3\times 5^1\times {\mathrm{3929}}^1\times {\mathrm{12620269}}^1$

素因数の和:12624209

約数の個数: 32

約数和(自身を含む): 4463789499000

約数和(自身を除く): 2480388022960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3929, 7858, 15716, 19645, 31432, 39290, 78580, 157160, 12620269, 25240538, 50481076, 63101345, 100962152, 126202690, 252405380, 504810760, 49585036901, 99170073802, 198340147604, 247925184505, 396680295208, 495850369010, 991700738020, 1983401476040]

約数ペア:

[(1, 1983401476040), (2, 991700738020), (4, 495850369010), (5, 396680295208), (8, 247925184505), (10, 198340147604), (20, 99170073802), (40, 49585036901), (3929, 504810760), (7858, 252405380), (15716, 126202690), (19645, 100962152), (31432, 63101345), (39290, 50481076), (78580, 25240538), (157160, 12620269)]