1686077860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1\times {\mathrm{6733}}^1$

素因数の和:7420

約数の個数: 48

約数和(自身を含む): 3733329600

約数和(自身を除く): 2047251740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 659, 1318, 2636, 3295, 6590, 6733, 12521, 13180, 13466, 25042, 26932, 33665, 50084, 62605, 67330, 125210, 127927, 134660, 250420, 255854, 511708, 639635, 1279270, 2558540, 4437047, 8874094, 17748188, 22185235, 44370470, 84303893, 88740940, 168607786, 337215572, 421519465, 843038930, 1686077860]

約数ペア:

[(1, 1686077860), (2, 843038930), (4, 421519465), (5, 337215572), (10, 168607786), (19, 88740940), (20, 84303893), (38, 44370470), (76, 22185235), (95, 17748188), (190, 8874094), (380, 4437047), (659, 2558540), (1318, 1279270), (2636, 639635), (3295, 511708), (6590, 255854), (6733, 250420), (12521, 134660), (13180, 127927), (13466, 125210), (25042, 67330), (26932, 62605), (33665, 50084)]