202187960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388823}}^1$

素因数の和:388847

約数の個数: 32

約数和(自身を含む): 489918240

約数和(自身を除く): 287730280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 388823, 777646, 1555292, 1944115, 3110584, 3888230, 5054699, 7776460, 10109398, 15552920, 20218796, 25273495, 40437592, 50546990, 101093980, 202187960]

約数ペア:

[(1, 202187960), (2, 101093980), (4, 50546990), (5, 40437592), (8, 25273495), (10, 20218796), (13, 15552920), (20, 10109398), (26, 7776460), (40, 5054699), (52, 3888230), (65, 3110584), (104, 1944115), (130, 1555292), (260, 777646), (520, 388823)]