3871987730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73907}}^1$

素因数の和:73971

約数の個数: 48

約数和(自身を含む): 7790494464

約数和(自身を除く): 3918506734

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1690, 2015, 4030, 5239, 10478, 26195, 52390, 73907, 147814, 369535, 739070, 960791, 1921582, 2291117, 4582234, 4803955, 9607910, 11455585, 12490283, 22911170, 24980566, 29784521, 59569042, 62451415, 124902830, 148922605, 297845210, 387198773, 774397546, 1935993865, 3871987730]

約数ペア:

[(1, 3871987730), (2, 1935993865), (5, 774397546), (10, 387198773), (13, 297845210), (26, 148922605), (31, 124902830), (62, 62451415), (65, 59569042), (130, 29784521), (155, 24980566), (169, 22911170), (310, 12490283), (338, 11455585), (403, 9607910), (806, 4803955), (845, 4582234), (1690, 2291117), (2015, 1921582), (4030, 960791), (5239, 739070), (10478, 369535), (26195, 147814), (52390, 73907)]