297708880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{531623}}^1$

素因数の和:531643

約数の個数: 40

約数和(自身を含む): 791056512

約数和(自身を除く): 493347632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 531623, 1063246, 2126492, 2658115, 3721361, 4252984, 5316230, 7442722, 8505968, 10632460, 14885444, 18606805, 21264920, 29770888, 37213610, 42529840, 59541776, 74427220, 148854440, 297708880]

約数ペア:

[(1, 297708880), (2, 148854440), (4, 74427220), (5, 59541776), (7, 42529840), (8, 37213610), (10, 29770888), (14, 21264920), (16, 18606805), (20, 14885444), (28, 10632460), (35, 8505968), (40, 7442722), (56, 5316230), (70, 4252984), (80, 3721361), (112, 2658115), (140, 2126492), (280, 1063246), (560, 531623)]