207914680

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{58403}}^1$

素因数の和:58503

約数の個数: 32

約数和(自身を含む): 473072400

約数和(自身を除く): 265157720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 58403, 116806, 233612, 292015, 467224, 584030, 1168060, 2336120, 5197867, 10395734, 20791468, 25989335, 41582936, 51978670, 103957340, 207914680]

約数ペア:

[(1, 207914680), (2, 103957340), (4, 51978670), (5, 41582936), (8, 25989335), (10, 20791468), (20, 10395734), (40, 5197867), (89, 2336120), (178, 1168060), (356, 584030), (445, 467224), (712, 292015), (890, 233612), (1780, 116806), (3560, 58403)]