16803710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 38223360

約数和(自身を除く): 21419650

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 139, 154, 157, 278, 314, 385, 695, 770, 785, 973, 1099, 1390, 1529, 1570, 1727, 1946, 2198, 3058, 3454, 4865, 5495, 7645, 8635, 9730, 10703, 10990, 12089, 15290, 17270, 21406, 21823, 24178, 43646, 53515, 60445, 107030, 109115, 120890, 152761, 218230, 240053, 305522, 480106, 763805, 1200265, 1527610, 1680371, 2400530, 3360742, 8401855, 16803710]

約数ペア:

[(1, 16803710), (2, 8401855), (5, 3360742), (7, 2400530), (10, 1680371), (11, 1527610), (14, 1200265), (22, 763805), (35, 480106), (55, 305522), (70, 240053), (77, 218230), (110, 152761), (139, 120890), (154, 109115), (157, 107030), (278, 60445), (314, 53515), (385, 43646), (695, 24178), (770, 21823), (785, 21406), (973, 17270), (1099, 15290), (1390, 12089), (1529, 10990), (1570, 10703), (1727, 9730), (1946, 8635), (2198, 7645), (3058, 5495), (3454, 4865)]