248618483660

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1787}}^1\times {\mathrm{20047}}^1$

素因数の和:22190

約数の個数: 48

約数和(自身を含む): 523922563584

約数和(自身を除く): 275304079924

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 1787, 3470, 3574, 6940, 7148, 8935, 17870, 20047, 35740, 40094, 80188, 100235, 200470, 400940, 620089, 1240178, 2480356, 3100445, 6200890, 6956309, 12401780, 13912618, 27825236, 34781545, 35823989, 69563090, 71647978, 139126180, 143295956, 179119945, 358239890, 716479780, 12430924183, 24861848366, 49723696732, 62154620915, 124309241830, 248618483660]

約数ペア:

[(1, 248618483660), (2, 124309241830), (4, 62154620915), (5, 49723696732), (10, 24861848366), (20, 12430924183), (347, 716479780), (694, 358239890), (1388, 179119945), (1735, 143295956), (1787, 139126180), (3470, 71647978), (3574, 69563090), (6940, 35823989), (7148, 34781545), (8935, 27825236), (17870, 13912618), (20047, 12401780), (35740, 6956309), (40094, 6200890), (80188, 3100445), (100235, 2480356), (200470, 1240178), (400940, 620089)]