68723620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16927}}^1$

素因数の和:16972

約数の個数: 48

約数和(自身を含む): 170634240

約数和(自身を除く): 101910620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 16927, 33854, 67708, 84635, 118489, 169270, 236978, 338540, 473956, 490883, 592445, 981766, 1184890, 1963532, 2369780, 2454415, 3436181, 4908830, 6872362, 9817660, 13744724, 17180905, 34361810, 68723620]

約数ペア:

[(1, 68723620), (2, 34361810), (4, 17180905), (5, 13744724), (7, 9817660), (10, 6872362), (14, 4908830), (20, 3436181), (28, 2454415), (29, 2369780), (35, 1963532), (58, 1184890), (70, 981766), (116, 592445), (140, 490883), (145, 473956), (203, 338540), (290, 236978), (406, 169270), (580, 118489), (812, 84635), (1015, 67708), (2030, 33854), (4060, 16927)]