1908474170

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{15427}}^1$

素因数の和:15662

約数の個数: 32

約数和(自身を含む): 3499070400

約数和(自身を除く): 1590596230

約数列:

[1, 2, 5, 10, 89, 139, 178, 278, 445, 695, 890, 1390, 12371, 15427, 24742, 30854, 61855, 77135, 123710, 154270, 1373003, 2144353, 2746006, 4288706, 6865015, 10721765, 13730030, 21443530, 190847417, 381694834, 954237085, 1908474170]

約数ペア:

[(1, 1908474170), (2, 954237085), (5, 381694834), (10, 190847417), (89, 21443530), (139, 13730030), (178, 10721765), (278, 6865015), (445, 4288706), (695, 2746006), (890, 2144353), (1390, 1373003), (12371, 154270), (15427, 123710), (24742, 77135), (30854, 61855)]