20686300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6673}}^1$

素因数の和:6718

約数の個数: 36

約数和(自身を含む): 46344256

約数和(自身を除く): 25657956

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 6673, 13346, 26692, 33365, 66730, 133460, 166825, 206863, 333650, 413726, 667300, 827452, 1034315, 2068630, 4137260, 5171575, 10343150, 20686300]

約数ペア:

[(1, 20686300), (2, 10343150), (4, 5171575), (5, 4137260), (10, 2068630), (20, 1034315), (25, 827452), (31, 667300), (50, 413726), (62, 333650), (100, 206863), (124, 166825), (155, 133460), (310, 66730), (620, 33365), (775, 26692), (1550, 13346), (3100, 6673)]