1511200420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{6197}}^1$

素因数の和:6432

約数の個数: 48

約数和(自身を含む): 3233124720

約数和(自身を除く): 1721924300

約数列:

[1, 2, 4, 5, 10, 20, 89, 137, 178, 274, 356, 445, 548, 685, 890, 1370, 1780, 2740, 6197, 12193, 12394, 24386, 24788, 30985, 48772, 60965, 61970, 121930, 123940, 243860, 551533, 848989, 1103066, 1697978, 2206132, 2757665, 3395956, 4244945, 5515330, 8489890, 11030660, 16979780, 75560021, 151120042, 302240084, 377800105, 755600210, 1511200420]

約数ペア:

[(1, 1511200420), (2, 755600210), (4, 377800105), (5, 302240084), (10, 151120042), (20, 75560021), (89, 16979780), (137, 11030660), (178, 8489890), (274, 5515330), (356, 4244945), (445, 3395956), (548, 2757665), (685, 2206132), (890, 1697978), (1370, 1103066), (1780, 848989), (2740, 551533), (6197, 243860), (12193, 123940), (12394, 121930), (24386, 61970), (24788, 60965), (30985, 48772)]