16888640

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:699

約数の個数: 56

約数和(自身を含む): 40736520

約数和(自身を除く): 23847880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 320, 356, 445, 593, 712, 890, 1186, 1424, 1780, 2372, 2848, 2965, 3560, 4744, 5696, 5930, 7120, 9488, 11860, 14240, 18976, 23720, 28480, 37952, 47440, 52777, 94880, 105554, 189760, 211108, 263885, 422216, 527770, 844432, 1055540, 1688864, 2111080, 3377728, 4222160, 8444320, 16888640]

約数ペア:

[(1, 16888640), (2, 8444320), (4, 4222160), (5, 3377728), (8, 2111080), (10, 1688864), (16, 1055540), (20, 844432), (32, 527770), (40, 422216), (64, 263885), (80, 211108), (89, 189760), (160, 105554), (178, 94880), (320, 52777), (356, 47440), (445, 37952), (593, 28480), (712, 23720), (890, 18976), (1186, 14240), (1424, 11860), (1780, 9488), (2372, 7120), (2848, 5930), (2965, 5696), (3560, 4744)]