23940140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 57759744

約数和(自身を除く): 33819604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 631, 1084, 1262, 1355, 1897, 2524, 2710, 3155, 3794, 4417, 5420, 6310, 7588, 8834, 9485, 12620, 17668, 18970, 22085, 37940, 44170, 88340, 171001, 342002, 684004, 855005, 1197007, 1710010, 2394014, 3420020, 4788028, 5985035, 11970070, 23940140]

約数ペア:

[(1, 23940140), (2, 11970070), (4, 5985035), (5, 4788028), (7, 3420020), (10, 2394014), (14, 1710010), (20, 1197007), (28, 855005), (35, 684004), (70, 342002), (140, 171001), (271, 88340), (542, 44170), (631, 37940), (1084, 22085), (1262, 18970), (1355, 17668), (1897, 12620), (2524, 9485), (2710, 8834), (3155, 7588), (3794, 6310), (4417, 5420)]