1900287720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5278577}}^1$

素因数の和:5278594

約数の個数: 48

約数和(自身を含む): 6175936260

約数和(自身を除く): 4275648540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5278577, 10557154, 15835731, 21114308, 26392885, 31671462, 42228616, 47507193, 52785770, 63342924, 79178655, 95014386, 105571540, 126685848, 158357310, 190028772, 211143080, 237535965, 316714620, 380057544, 475071930, 633429240, 950143860, 1900287720]

約数ペア:

[(1, 1900287720), (2, 950143860), (3, 633429240), (4, 475071930), (5, 380057544), (6, 316714620), (8, 237535965), (9, 211143080), (10, 190028772), (12, 158357310), (15, 126685848), (18, 105571540), (20, 95014386), (24, 79178655), (30, 63342924), (36, 52785770), (40, 47507193), (45, 42228616), (60, 31671462), (72, 26392885), (90, 21114308), (120, 15835731), (180, 10557154), (360, 5278577)]